Specification Brand : Import BulletPoint1 : Exact Diameter 3.5" BulletPoint2 : Fits 1-1/8" Shaft BulletPoint3 : Solid Cast Iron Construction BulletPoint4 : Features Dual Set Screws BulletPoint5 : Secure Reliable Performance Color : Gray ControlMethod : application ExternallyAssignedProductIdentifier1 : 0806372004734 ExternallyAssignedProductIdentifier2 : 806372004734 ExternallyAssignedProductIdentifier3 : 00661202501902 ItemName : 2BK34-7/8 BTS SHEAVE B Section 2 Groove ItemPackageDimensions_Height : 5.588 centimeters ItemPackageDimensions_Length : 3.4036 centimeters ItemPackageDimensions_Width : 5.4102 centimeters ItemPackageQuantity : 1 ItemShape : Rectangular ItemTypeKeyword : v-belt-pulleys Manufacturer : Import Material : Cast Iron ModelNumber : 2BK34-7/8 NumberOfItems : 1 NumberOfPieces : 1 PartNumber : 2BK34-7/8 ProductDescription : Cast Iron 3.5" Dual Groove Belt B Section 5L Shaft Pulley w/ 7/8" Sheave Masterdrive dual groove 3.5" bored to size pulley for B section or 5L belts. This is a high-quality cast iron pulley and is designed and bored to fit a 7/8" keyed shaft and features dual set screws to ensure a completely secure fitting. Most pulleys that are similar to this only have one set screw which makes them less reliable in many working conditions. This pulley is designed to be used with B Belts (also known as 5L Belts). You can use A Belts with this pulley; however, they will sit deeper in the grooves and reduce your pulley size. Specifications: Exact Diameter 3.5" Fits 7/8" Shaft Solid Cast Iron Construction Features Dual Set Screws Secure Reliable Performance Dual Groove Requires 2 Belts ProductSiteLaunchDate : 2021-05-26T01:04:52.378Z PulleyType : v_belt Size : 1/2 " Bore, 2.05" OD StreetDate : 2018-03-14T00:00:01Z Style : 1 Groove SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1