Specification Brand : uxcell BulletPoint : This is a genuine OEM (Original Equipment Manufacturer) part. BulletPoint1 : Notice: This product is in its raw form and cannot be fixed. It requires secondary processing before it can be used. (Key slots and screw holes need to be manually processed.) BulletPoint2 : Chain Sprockets are normally mounted in a fixed position on a fixed shaft. This sprocket has a hub extension on one side to provide stability. The shaft can be fixed well, which is convenient to use. BulletPoint3 : The chain sprocket should not rotate at a greater speed than is allowable for drive sprockets of the same size. Every roller chain sprocket comes with strong teeth that can latch onto the chain. It is suggested that chain sprockets have at least three teeth in mesh with the chain. BulletPoint4 : The product is made of A3 carbon steel, the tooth part high temperature quenching heat treatment, high hardness, wear resistance, long service life, easy to use. BulletPoint5 : Widely used in industrial transmission and transportation or other transmission occasions such as go-kart and mini bike. Color : Factory ExternallyAssignedProductIdentifier1 : 697950743622 ExternallyAssignedProductIdentifier2 : 0697950743622 IncludedComponents : Martin Sprocket - 3/8 Dr 24Mm Metric Flare Crowfoot (BC24MM) ItemName : uxcell 12 Teeth Sprocket Type B Single Strand 3/8" Pitch, 8mm Bore A3 Carbon Steel for ISO 06B ItemPackageDimensions_Height : 12.9 centimeters ItemPackageDimensions_Length : 5 centimeters ItemPackageDimensions_Width : 10.4 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : roller-chain-sprockets Manufacturer : uxcell Material : carbon_steel ModelName : BC24MM ModelNumber : a21121800ux0430 NumberOfBoxes : 1 NumberOfItems : 1 PackageLevel : unit PartNumber : a21121800ux0430 PowerSourceType : Hand Powered ProductDescription : Features: 1. Chain Sprockets are normally mounted in a fixed position on a fixed shaft. This sprocket has a hub extension on one side to provide stability. The shaft can be fixed well, which is convenient to use. 2. The chain sprocket should not rotate at a greater speed than is allowable for drive sprockets of the same size. Every roller chain sprocket comes with strong teeth that can latch onto the chain. It is suggested that chain sprockets have at least three teeth in mesh with the chain. 3. The product is made of A3 carbon steel, the tooth part high temperature quenching heat treatment, high hardness, wear resistance, long service life, easy to use. 4. Widely used in milling machine, drilling machine or other machinery transmission occasions.