2PK Hall's Car Pair, Rolling Friction Carriages

• Set of 2 Hall's Friction Cars.
• Can be used with an incline plane, weights, and pulleys to study the relationship between energy and work.
• Low friction wheels.
• Oil free sleeve bearings - never needs adjustment.
• Each car apparatus is a total of 8" long, with a carriage measuring 5.25" long, 2.25" wide, and 1.5" tall.

Set of 2 Hall's Friction Cars.

Can be used with an incline plane, weights, and pulleys to study the relationship between energy and work.

Low friction wheels.

Oil free sleeve bearings - never needs adjustment.

Each car apparatus is a total of 8" long, with a carriage measuring 5.25" long, 2.25" wide, and 1.5" tall.