48: SLIDE, Mk 1 (stripped)

29: LEVER, CHANGE

21: BUFFER, piston

53: TUBE, return spring Mk 1

45: Screw, Pistol Grip, Mk. 1 (solid-type)

45: Screw, Pistol Grip, Mk. 1 (tubular)

19: PLATE, butt, Mk 1 (type 4)

23: COLLAR, friction, piston buffer

47: TRIGGER, Mk 2

52: TRIGGER, Mk 2

52: TRIGGER, Mk 1

2: BRACKET, Mk 1 (Stripped, Like New)

44: ROD, return spring

50: SPRING, return, Mk 1

10: COVER, cocking handle slide

33-36: LEVER, TRIPPING Assembly

37: NUT, piston buffer

2: BRACKET, Mk 1

50a: SPRING, return, Mk. 1

47: SEAR

18: SWIVEL

13: PLATES, butt swivel, left & right

39: PIN, mounting front

3: PIN, mounting rear

43: Post, sear spring

33: LEVER, TRIPPING stripped

49: SPRING, piston buffer

6: BRACKET, butt plate catch

27: Spring, catch

22: CAP, return spring tube

9: CATCH, butt plate

11: DETENT, return spring tube nut

7: BUFFER, BUTT PLATE, MK 1

25: CATCH, Mk 1

38: Nut, return spring tube, Mk 1

14: SCREW Bracket - 1 pc

16: SPRING, butt plate buffer

15: SCREW, swivel

4: Screw, Retaining, Mounting Pin, Mk. 2

17: SPRING, butt plate catch