Complete rear trigger handle. Both halves, top and bottom with the internal trigger parts, as well as the trigger linkage and 2 upper av buffer mounts. 

Part #s 504 65 56-00,504 65 55-00, 504 12 50-02, 735 31 07-20, 504 84 14-01, 504 84 59-00, 504 65 57-04, 504 65 58-04

In good used shape with no cracks or breaks, paint worn off. Fits 49 SP, 50, 51, 52.