Chain master link Alpha 428: a chain master (connecting) link for Alpha mopeds. The connecting link joins the ends of the drive chain; the number in the name is the chain pitch.
It is needed when shortening or repairing the chain and when the master link is lost. Install the link with the open side facing against the direction of chain travel. Chain master link. Width (pitch) 428 (Jawa chain). Manufacturer: TATA.
