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One (1) high quality, single wheeled plastic pulley, on an open sided steel frame, with hooks at each end and one low friction, ball bearing plastic pulley with a diameter of 50 mm. The open sided frame greatly facilitates stringing up as no 'threading' is involved.
Inner gap of pulley measures 3 mm, overall length is 9.8 cm. Capable of holding over 30 lbs of weight.
Started over 50 years ago as a small, family-owned manufacturing company, Eisco now produces over 6,500 product lines for the science education and scientific research markets. They have headquarters in both India and the US, and serve hundreds of distributors around the world.
Their core products include glassware, physics apparatus, biology models & equipment, and chemistry lab supplies. Products are designed by a team of laboratory professionals and engineers with quality and durability in mind.