This set of new brake shoes fits 500 and 650 c.c. Triumph rear drums. Fits 650 c.c. twins 1947 - 1970 and 500 c.c. twins up to 1973 as well as 500 c.c. front brakes up to 1968. Also fits full width front and rear hubs on 3TA, 5TA and T90. Stock part numbers are 37-1406 and 37-1407. Sold per pair.