Specification Brand : Generic BulletPoint1 : Our team is here to assist you anytime. Whether you have a question about a product, need help with your order, or simply want personalized recommendations, we're just a message away. Hassle-Free Returns: Easy returns and exchanges simplify the process. BulletPoint2 : 100B08H 1 1/4" Finished Bore Sprocket Heat Treated Type B Finished Bore W/Keyway and Set ScrewsFor #100 Roller Chain8 ToothOutside Diameter = 3.770"Pitch Diameter = 3.266" BulletPoint3 : ✅ Fits Shaft Dia.: 1 in BulletPoint4 : ✅ Number of Grooves: 1 BulletPoint5 : ✅ Pulley Material: Cast Iron ExternallyAssignedProductIdentifier : 4680708368280 IncludedComponents : Set Screw ItemName : 100B08H-1-1/4" Type B Finish Bore Sprocket for #100 Roller Chain 8 Tooth ItemPackageDimensions_Height : 1.42 inches ItemPackageDimensions_Length : 4.06 inches ItemPackageDimensions_Width : 4.06 inches ItemTypeKeyword : roller-chain-sprockets Manufacturer : rustic203 Material : Cast Iron ModelNumber : BK40-1-1/8 NumberOfItems : 1 PartNumber : 6523663576 ProductDescription : Our team is here to assist you anytime. Whether you have a question about a product, need help with your order, or simply want personalized recommendations, we're just a message away. Hassle-Free Returns: Easy returns and exchanges simplify the process. ProductSiteLaunchDate : 2024-03-26T10:32:13.423Z PulleyType : v_belt SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 1