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Weights & Masses

hBAR carries a large variety of weights and masses, suitable for your physics laboratory or science classroom. Weights and masses are useful for demonstrating physics topics such as mass and weight measurement, the Law of Conservation of Mass, gravity, force, motion, inertia, acceleration and more.
  • Primary Weight Set
    $19.82

    Primary Weight Set, 9 Pieces - Brass - Includes Hardwood Storage Block

    SKU: PH0043A
    Eisco Labs

    BRASS WEIGHT SET || Set includes nine polished and lacquered brass weights  INCLUDED WEIGHTS || Includes one 1g, 5g, 29g, 50g and 100g weight and ...

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    $19.82
  • Sold out
    $17.42

    Eisco Labs Slotted Masses Set- Zinc Casted, Set of 9 weights, one hanger each of 10g, Total 100g

    SKU: PHZNW100SET
    Eisco Labs

    Powder coated, die cassted zinc 10g slotted weights with accuracy ±2% Complete with hanger Great alternative to expensive brass sets Beautiful die...

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    $17.42
    Sold out
  • Double Hooked Iron Weight 1000 grams (2.2 Lbs.) - Eisco Labs
    Original price $25.99
    Current price $19.92

    Double Hooked Iron Weight 1000 grams (2.2 Lbs.) - Eisco Labs

    SKU: PHHWFE2
    Eisco Labs

    Solid Iron Hooked Weight 1000 grams (2.2 pounds) Hook is free to move and hooks on both sides for additional weights to be connected. Weight is pa...

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    Original price $25.99
    Current price $19.92
  • Double Hooked Weight Stainless Steel 500 grams (1.10 Lbs.) Eisco Labs
    $25.59

    Double Hooked Weight Stainless Steel 500 grams (1.10 Lbs)

    SKU: PHHWSS6
    Eisco Labs

    Solid Stainless steel double hooked weight 500 grams (1.10 Lbs.) Hook is free to move and hooks on both sides for additional weights to be connect...

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    $25.59
  • Hooked Weights, Set of 9 weights, 10-1000g in wooden block with weights of 1 kg & 500gm in steel
    Original price $117.99
    Current price $53.21

    Eisco Labs Set of 9 Brass Hooked Weights - 10-1000g in Wooden Block

    SKU: PH0037ECO
    Eisco Labs

    Eisco Labs Set of 9 Brass Hooked Weights - 10-1000g in Wooden Block Precisely machined hooked weights made of brass. 7.75" x 3.75" x 3" Wooden blo...

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    Original price $117.99
    Current price $53.21
  • $14.08

    Eisco Labs Stainless Steel Spare Slotted Mass Hanger - 50g

    SKU: PHSSH050
    Eisco Labs

    For use with SS Slotted masses upto 50g Stainless steel spare or replacement unit 5.5" height 1.25" diameter base This premium quality, durable st...

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    $14.08
  • Double Hooked Weight Stainless Steel 1000 grams (2.20 Lbs.) Eisco Labs
    Original price $39.99
    Current price $36.69

    Double Hooked Weight Stainless Steel 1000 grams (2.20 Lbs.) Eisco Labs

    SKU: PHHWSS7
    Eisco Labs

    Solid Stainless steel double hooked weight 1000 grams (2.20Lbs.) Hook is free to move and hooks on both sides for additional weights to be connect...

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    Original price $39.99
    Current price $36.69
  • Double Hooked Weight Brass 200 grams (0.44 Lbs.) Eisco Labs
    Original price $14.99
    Current price $12.99

    Double Hooked Weight Brass 200 grams (0.44 Lbs.) Eisco Labs

    SKU: PHHWBR5
    Eisco Labs

    Solid Brass hooked weight 200 grams (0.44 Lbs.) Hook is free to move and hooks on both sides for additional weights to be connected. Weight is nat...

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    Original price $14.99
    Current price $12.99
  • Original price $99.99
    Current price $58.12

    Eisco Labs Premium Stainless Steel Slotted Mass Set (Set of 8)

    SKU: PH0037FSS
    Eisco Labs

    Premium stainless steel slotted masses (1) 10g, (2) 20g, (1) 50g, (1) 100g, (2) 200g and (1) 500g masses This premium slotted mass set has accurat...

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    Original price $99.99
    Current price $58.12
  • $17.16

    Eisco Labs Stainless Steel Spare Slotted Mass Hanger - 100g

    SKU: PHSSH100
    Eisco Labs

    For use with SS Slotted masses upto 100g Stainless steel spare or replacement unit 5.5" height 1.75" diameter stable base This premium quality, du...

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    $17.16
  • $29.99

    10 Piece Slotted Mass Set, 1000g - Zinc Casted

    SKU: PHZNW1000SET
    Eisco Labs

    1KG || 10 piece set includes 9x 100g weights and 1x 100g hanger ACCURATE || ±2% accuracy INCLUDES HANGER || Includes hanger for easy use and trans...

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    $29.99
  • Double Hooked Weight Brass 20 grams (0.044 Lbs.) Eisco Labs
    Original price $7.99
    Current price $6.69

    Double Hooked Weight Brass 20 grams (0.044 Lbs.) Eisco Labs

    SKU: PHHWBR2
    Eisco Labs

    Solid Brass hooked weight 20 grams (0.044 Lbs.) Hook is free to move and hooks on both sides for additional weights to be connected. Weight is na...

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    Original price $7.99
    Current price $6.69
  • Double Hooked Weight Brass 100 grams (0.22 Lbs.) Eisco Labs
    Original price $10.99
    Current price $9.69

    Double Hooked Weight Brass 100 grams (0.22 Lbs.) Eisco Labs

    SKU: PHHWBR4
    Eisco Labs

    Solid Brass hooked weight 100 grams (0.22 Lbs.) Hook is free to move and hooks on both sides for additional weights to be connected. Weight is na...

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    Original price $10.99
    Current price $9.69
  • Original price $11.99
    Current price $10.18

    200g Balance Weight Spare - Brass - Eisco Labs

    SKU: PHBWSBR8
    Eisco Labs

    200 gram Brass 1.25x1.5" dimensions Beautiful brass 200g cylinder. A great replacement for a missing balance weight set.

    Original price $11.99
    Current price $10.18
  • Sold out
    $27.84

    Eisco Labs Slotted Masses Set- Zinc Casted, Set of 9 weights, one hanger each of 50g, Total 500g

    SKU: PHZNW500SET
    Eisco Labs

    Powder coated, die cassted zinc 50g slotted weights with accuracy ±2% Complete with hanger Great alternative to expensive brass sets Beautiful die...

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    $27.84
    Sold out
  • Hooked Weights Set, Stainless Steel, 9 Pieces - Metric Grams, 10-1000 grams - Includes Wooden Storage Block - Eisco Labs
    $66.99

    Hooked Weights Set, Stainless Steel, 9 Pieces - Metric Grams, 10-1000 grams - Includes Wooden Storage Block

    SKU: PH0037DSSECO
    Eisco Labs

    Set includes 9 individually calibrated hooked weights. Retractable hooks on top and bottom make these weights a versatile tool and allows for piec...

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    $66.99
  • Sold out
    $22.99

    Weight, 500g - Iron - With Hook and Slotted Base

    SKU: HKW500
    Eisco Labs

    Single hooked weight made of high quality iron 500 metric grams Total length of 4.25" with a 1.5" width. Features a slotted bottom with a bar for ...

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    $22.99
    Sold out
  • $6.99

    Slotted Mass Spare-- Stainless Steel, 5g - Eisco Labs

    SKU: PHMSSS03
    Eisco Labs

    Spare 5g slotted mass Stainless steel 5/8" outer diameter 3/16" opening 4/16" interior diameter Spare 5g slotted mass. Stainless steel. Approximat...

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    $6.99
  • $6.99

    Slotted Mass Spare-- Stainless Steel, 10g - Eisco Labs

    SKU: PHMSSS04
    Eisco Labs

    Spare 10g slotted mass Stainless steel 5/8" outer diameter 3/16" opening 4/16" interior diameter Spare 10g slotted mass. Stainless steel. Approxim...

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    $6.99
  • Sold out
    $8.41

    Hooked Iron Weight, 50g - with Bottom Slot - Cast Iron - Eisco Labs

    SKU: HKW50G
    Eisco Labs

    Single hooked weight weighing 50g (0.11lbs) Cylindrical with cone shaped top Features hook for easy lifting and hanging. Bottom slot allows for ot...

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    $8.41
    Sold out
  • Double Hooked Weight Brass 50 grams (0.11 Lbs.) Eisco Labs
    Original price $8.99
    Current price $7.69

    Double Hooked Weight Brass 50 grams (0.11 Lbs.) Eisco Labs

    SKU: PHHWBR3
    Eisco Labs

    Solid Brass hooked weight 50 grams (0.11 Lbs.) Hook is free to move and hooks on both sides for additional weights to be connected. Weight is nat...

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    Original price $8.99
    Current price $7.69
  • Original price $6.99
    Current price $5.89

    Single Hooked Weight Brass 10 grams (0.022 Lbs.) Eisco Labs

    SKU: PHHWBR1
    Eisco Labs

    Solid Brass hooked weight 10 grams (0.022 Lbs.) Hook is connected to the weight Weight is natural brass color with stamped identifier Weight is cy...

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    Original price $6.99
    Current price $5.89
  • Weights Hooked - Steel
    $43.59

    Weights Hooked - Steel

    SKU: PH0041E
    Eisco Labs

    Set of 11 New Hexaonal non rolling Steel masses with hooks having cap. Of 500g.This new weight block comprises of hexagonal non rolling weights wit...

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    $43.59
  • Original price $6.59
    Current price $5.99

    Slotted Mass Hanger, 10g - Zinc-Casted

    SKU: PHZNW010H
    Eisco Labs

    HANGER ONLY || 10g hanger designed for use with slotted mass sets ZINC CASTED || Die-cast in zinc and powder-coated to ensure durability and long ...

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    Original price $6.59
    Current price $5.99
  • Original price $51.99
    Current price $29.68

    Eisco Labs Set of 9 20g Weights on Hanger - For Physics Experiments

    SKU: PHZNW200SET
    Eisco Labs

    9 Weights 20g each weight 200g total (all 9 weights) Hanger for weights included Base diameter: 1.38in/ Weight Diameter: 1.38in This set of 9 weig...

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    Original price $51.99
    Current price $29.68
  • 2g Slotted Mass Spare - Eisco Labs
    Original price $7.99
    Current price $5.99

    2g Slotted Mass Spare - Eisco Labs

    SKU: PHMSSS02
    Eisco Labs

    2 gram slotted weight made of high quality stainless steel. Precisely machined for accuracy. Excellent tool for physics experiments. Ideal as spare...

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    Original price $7.99
    Current price $5.99
  • 500g Balance Weight, Stainless Steel, Spare, Eisco Labs
    $19.87

    500g Balance Weight, Stainless Steel, Spare

    SKU: PHBWSSS9
    Eisco Labs

    500g stainless steel balance weight 2.25" height 1.5" diameter at base Weight inscribed on top This 500g spare balance weight is comprised of st...

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    $19.87
  • 50g Hooked Weight Spare - Stainless Steel - Eisco Labs
    $6.99

    50g Hooked Weight Spare - Stainless Steel - Eisco Labs

    SKU: PHHWSS3
    Eisco Labs

    50 gram replacement hooked weight Hooked on both ends, hook slides freely 2.25" total length 1.25" diameter Rugged stainless steel construction Th...

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    $6.99
  • $11.09

    Hanger - Special

    SKU: PH0037HGR
    Eisco Labs

    Capacity 1500gm, 19.5 cm in length, weight 50 g with S.S. hook. For use with SS Slotted masses upto 500g i.e. Cat. no. PHMSSS01-PHMSSS09.

    $11.09
  • Sold out
    $21.09

    Hooked Weight, 500g - Iron - Extra Spare Part - Retractable Hook - Eisco Labs

    SKU: PHHWFE1
    Eisco Labs

    Single hooked weight Made of iron Retractable hook, usable on either end of weight 500 metric grams Ideal as additional or spare part for hooked w...

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    $21.09
    Sold out
  • $6.99

    Slotted Mass Spare-- Stainless Steel, 1g - Eisco Labs

    SKU: PHMSSS01
    Eisco Labs

    Spare 1g slotted mass Stainless steel Approximately 1/2" outer diameter 3/16" opening 4/16" interior diameter Spare 1g slotted mass. Stainless ste...

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    $6.99
  • Original price $6.99
    Current price $5.99

    Slotted Mass Spare-- Stainless Steel, 20g - Eisco Labs

    SKU: PHMSSS05
    Eisco Labs

    Spare 20g slotted mass Stainless steel 3/4" outer diameter 3/16" opening 4/16" interior diameter Spare 20g slotted mass. Stainless steel. Approxim...

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    Original price $6.99
    Current price $5.99
  • Original price $7.99
    Current price $6.99

    Slotted Mass Spare-- Stainless Steel, 50g - Eisco Labs

    SKU: PHMSSS06
    Eisco Labs

    Spare 50g slotted mass Stainless steel 1.25" outer diameter 3/16" opening 4/16" interior diameter Spare 50g slotted mass. Stainless steel. Approxi...

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    Original price $7.99
    Current price $6.99
  • Original price $8.99
    Current price $7.99

    Slotted Mass Spare-- Stainless Steel, 100g - Eisco Labs

    SKU: PHMSSS07
    Eisco Labs

    Spare 100g slotted mass Stainless steel 1.5" outer diameter 3/16" opening 4/16" interior diameter Spare 100g slotted mass. Stainless steel. Approx...

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    Original price $8.99
    Current price $7.99
  • Original price $12.99
    Current price $10.99

    Slotted Mass Spare-- Stainless Steel, 200g - Eisco Labs

    SKU: PHMSSS08
    Eisco Labs

    Spare 200g slotted mass Stainless steel 1.5" outer diameter 3/16" opening 4/16" interior diameter Spare 200g slotted mass. Stainless steel. Approx...

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    Original price $12.99
    Current price $10.99
  • Original price $8.29
    Current price $6.29

    Slotted Weight, 10g - Zinc Casted - Spare or Extra Parts for Slotted Masses Sets - Eisco Labs

    SKU: PHZNW010
    Eisco Labs

    10 gram slotted weight. Accuracy ±2% Zinc die casted, powder coated Spare or extra part for Slotted Masses Sets Excellent alternate for expensive ...

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    Original price $8.29
    Current price $6.29
  • Build To Order
    $11.99

    Hooked Iron Weight Set, 200g

    SKU: HKW200
    Eisco Labs

    Hooked iron weights with slot on the bottom. Capacity - 200 g

    $11.99
    Build To Order
  • Double Hooked Weight Brass 1000 grams (2.20 Lbs.) Eisco Labs
    Original price $49.99
    Current price $36.69

    Double Hooked Weight Brass 1000 grams (2.20 Lbs.) Eisco Labs

    SKU: PHHWBR7
    Eisco Labs

    Solid Brass hooked weight 1000 grams (2.20 Lbs.) Hook is free to move and hooks on both sides for additional weights to be connected. Weight is n...

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    Original price $49.99
    Current price $36.69
  • Double Hooked Weight Brass 500 grams (1.10 Lbs.) Eisco Labs
    Original price $29.99
    Current price $21.69

    Double Hooked Weight Brass 500 grams (1.10 Lbs.) Eisco Labs

    SKU: PHHWBR6
    Eisco Labs

    Solid Brass hooked weight 500 grams (1.10 Lbs.) Hook is free to move and hooks on both sides for additional weights to be connected. Weight is na...

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    Original price $29.99
    Current price $21.69
  • Sold out
    Original price $10.99
    Current price $8.99

    100g Balance Weight Spare - Brass - Eisco Labs

    SKU: PHBWSBR7
    Eisco Labs

    100 gram Brass 1x1" Beautiful brass 100g cylinder. A great replacement for a missing balance weight set.

    Original price $10.99
    Current price $8.99
    Sold out
  • Original price $177.99
    Current price $104.15

    Eisco Labs Hooked Brass Weights, Set of 9 weights, 10-1000g in wooden block

    SKU: PH0037D
    Eisco Labs

    Brass weights, set of 9: (1) 1000g, (1) 500g, (2) 200g, (1) 100g, (1) 50g, (2) 20g, (1) 10g Weights have hooks above and below main body, but can ...

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    Original price $177.99
    Current price $104.15
  • Balance Weights – AW, Polished Brass, 1mg to 100gm - hBARSCI
    Build To Order
    $53.45

    Balance Weights – AW, Polished Brass, 1mg to 100gm

    SKU: PH0034A
    Eisco Labs

    Polished Brass weights supplied in hardwood case with lid. Polished Brass, in hardwood case with hinged lid. Divided compartment with dust cover h...

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    $53.45
    Build To Order
  • Balance Weights – AW, Polished Brass, 1mg to 200gm - hBARSCI
    Build To Order
    $69.97

    Balance Weights – AW, Polished Brass, 1mg to 200gm

    SKU: PH0034B
    Eisco Labs

    Polished Brass weights supplied in hardwood case with lid. Polished Brass, in hardwood case with hinged lid. Divided compartment with dust cover h...

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    $69.97
    Build To Order
  • Balance Weights – AW, Polished Brass, 1mg to 500gm - hBARSCI
    Build To Order
    $92.02

    Balance Weights – AW, Polished Brass, 1mg to 500gm

    SKU: PH0034C
    Eisco Labs

    Polished Brass weights supplied in hardwood case with lid. Polished Brass, in hardwood case with hinged lid. Divided compartment with dust cover h...

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    $92.02
    Build To Order
  • Balance Weights – AW, Polished Brass, 1mg to 1000gm - hBARSCI
    Build To Order
    $160.06

    Balance Weights – AW, Polished Brass, 1mg to 1000gm

    SKU: PH0034D
    Eisco Labs

    Polished Brass weights supplied in hardwood case with lid. Polished Brass, in hardwood case with hinged lid. Divided compartment with dust cover h...

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    $160.06
    Build To Order
  • Balance Weights – AW, Polished Brass, 1mg to 2000gm - hBARSCI
    Build To Order
    $308.88

    Balance Weights – AW, Polished Brass, 1mg to 2000gm

    SKU: PH0034E
    Eisco Labs

    Polished Brass weights supplied in hardwood case with lid. Polished Brass, in hardwood case with hinged lid. Divided compartment with dust cover h...

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    $308.88
    Build To Order
  • Balance Weight - PW, Polished Brass, capacity 500gm. - hBARSCI
    Build To Order
    $73.68

    Balance Weight - PW, Polished Brass, capacity 500gm.

    SKU: PH0037A
    Eisco Labs

    Polished Brass, supplied with wooden block Polished Brass, supplied with wooden block, as illustrated. Capacity 500 g Includes : 1 x 200 g 2 x 10...

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    $73.68
    Build To Order
  • Balance Weight - PW, Polished Brass, capacity 1000gm. - hBARSCI
    Build To Order
    $110.43

    Balance Weight - PW, Polished Brass, capacity 1000gm.

    SKU: PH0037B
    Eisco Labs

    Polished Brass, supplied with wooden block Polished Brass, supplied with wooden block, as illustrated. Capacity 1000 g Includes : 1 x 500 g 1 x 20...

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    $110.43
    Build To Order