Description:BTB Taper-Lock Bushed Sprocket, #80 Roller Chain, 10 Teeth, Uses a Taper-Lock BushingOur taper bushed sprockets are made from high-carbon steel and feature a precision-machined taper bore. When the bushing is installed inside of the sprocket, it compresses onto the shaft, ensuring a tight grip (bushing not included). For more information about this or other taper-lock sprockets, contact MDS using the “Have a question about this product?” link below.
