Specification Brand : GSC International BulletPoint1 : Triple Pulley (3 Wheels - Parallel) BulletPoint2 : Black Plastic Wheel Type BulletPoint3 : Hooked on both ends BulletPoint4 : Aluminum housing BulletPoint5 : 50mm wheel size Color : Black/Silver ExternallyAssignedProductIdentifier1 : 762047822327 ExternallyAssignedProductIdentifier2 : 0762047822327 ItemName : 4-16063-15 Triple Parallel Pulley, Plastic, Pack of 15 ItemPackageDimensions_Height : 5 inches ItemPackageDimensions_Length : 12.5 inches ItemPackageDimensions_Width : 7.5 inches ItemPackageQuantity : 15 ItemTypeKeyword : flat-belt-pulleys Manufacturer : GSC International Material : Plastic, Metal NumberOfItems : 15 PartNumber : 4-16063-15 ProductDescription : This black plastic pulley has three wheels in parallel that are 50mm in diameter. It has a metal housing and hooks at the top and the bottom. Sold in a pack of 15. ProductSiteLaunchDate : 2018-07-11T17:48:32.961Z Size : 1/2" height x 3/8" top x 9/32" bottom UnitCount : 1