New old stock RD-A050 Shimano rear derailleur, fits many styles of bike, road, shopper, hybrid, etc. Short cage, distance between centres of jockey wheels 63mm. 13 tooth wheels. Distance between centres of hanger bolt to pivot 31mm. Bolt included. (note- this bolt may be too short for your installation, you can remove the washer or use your original bolt. i dont have a longer one to supply). This gear bolts directly to the frame or to a mech hanger plate. Trade stock, no box or instructions.

Personal collection is available from Redditch, B98 7YR, 15 mile south of Birmingham, or delivery as listed.