63-21 3/4″ Triplex T/L Sprocket
63-21 Sprocket – Taper Lock 3/4″ Pitch Triplex 21 Teeth – Bush Ref 2517
Taper Bush Sprockets are pre-machined and prepared to accept a Taper Bush (sold separately). Taper Bushes are available with a variety of bore sizes, both metric and imperial, complete with keyway. Ready to fit without the need for any machining.