Specification AgeRangeDescription : adult Brand : BQLZR BulletPoint1 : Single Groove Pulley: Diameter: 58mm/2.28"; Aperture: 14mm/0.55"; Thinkness: 16mm/0.63"; Step Diameter: 24x7mm/0.94"x0.28" BulletPoint2 : Suitable timing belt: 3-5mm round belt; often used as unpowered spindle of DIY small drilling machines, milling machines, and small lathes. BulletPoint3 : Suitable for gym equipment, ball mills, etc., and can be used with DC gear motors. BulletPoint4 : Made of aluminum, it is lightweight, extremely durable, rolls smoothly, and can be installed on the floor or in the air. BulletPoint5 : Transmission Round Belt: Length: 1000mm/3.28ft; Diameter: 5mm/0.2" suitable for single groove pulley transmission. Color : Silver ExternallyAssignedProductIdentifier : 8155456118068 ExternallyAssignedProductIdentifier1 : 0669980865988 ExternallyAssignedProductIdentifier2 : 669980865988 IncludedComponents : NO IsAssemblyRequired : 1 ItemName : BQLZR Single Groove Pulley 58mm 14mm for Gym Equipment Belt with 3.28ft Belt Pack of 2 ItemPackageDimensions_Height : 1.57 inches ItemPackageDimensions_Length : 4.72 inches ItemPackageDimensions_Width : 4.72 inches ItemPackageQuantity : 1 ItemTypeKeyword : v-belt-pulleys Manufacturer : BQLZR Material : Alloy Steel ModelName : BQLZR Single Groove Pulley ModelNumber : M4240702073 NumberOfBoxes : 1 NumberOfItems : 1 NumberOfRows : 1 NumberOfTeeth : 15 PartNumber : M4240702073 ProductDescription : Features: 1.Every product has a unique Manufacturing Part Number label on the inner package that proves it has been qualified,which include Part Number,Model Number and inspection date information; 2.If you have any questions about the item,please provide us the Manufacturing Part Number for checking,your profits will be guaranteed. 3.Single Groove Pulley: Diameter: 58mm/2.28"; Aperture: 14mm/0.55"; Thinkness: 16mm/0.63"; Step Diameter: 24x7mm/0.94"x0.28" 4.Suitable timing belt: 3-5mm round belt; often used as unpowered spindle of DIY small drilling machines, milling machines, and small lathes. 5.Suitable for gym equipment, ball mills, etc., and can be used with DC gear motors. 6.Made of aluminum, it is lightweight, extremely durable, rolls smoothly, and can be installed on the floor or in the air. 7.Transmission Round Belt: Length: 1000mm/3.28ft; Diameter: 5mm/0.2" suitable for single groove pulley transmission.