No.4 Mk.1 Rear Sight, Sear, & Safety Area Parts

27: PIN, retaining screw, adjusting, backsight

Original Item: BB-8032 Qty. 1

28: PLUNGER Screw Adjusting Backsight

Original Item: BB-8599 Qty. 1 "PLUNGER, screw adjusting backsight"

29: Spring, plunger, adjusting screw

Original Item:  CR/319 NOS

35: COLLAR, Backsight (NOS)

Original Item:  BB 8675 NEW OLD STOCK

36 LEAF, Mk.II. For Backsight. Mk.III.

Original Item: For Backsight. Mk.III. BB 8676

43 - Screw for Safety/Bolt Lock & trap, butt plate

43 Plate H,  original item, BB 8614:  Used for both the Bolt Lock / Safety Catch and Butt Plate trap spring assembly.   New Old Stock  Buy 20 and get them in an original-unopened box.

44 CATCH, magazine No4 Mk1 (New Old Stock)

Original Item:  BB 8575  

45 Pin, Magazine Catch & Sear

Original Item:  BB 8669 For Mk.I* rifle. To be demanded as Pin, magazine catch catch & sear, Mk.II.  Buy 20 and get the in original unopened box.

47: CATCH , safety

original item BB 8575

49 - Plate for CATCH, head, breech, bolt

49 Plate H, original item, BB 8596, Plate for Bolt Catch Assembly.    Buy 10 and get them in an original-unopened box.

50 - Spring for CATCH, head, breech, bolt

50 Plate H, original item, BB 8623 / CR 367, Spring for Bolt Catch Assembly.    Buy 10 and get them in an original-unopened box.

51: PIN, axis, backsight (NOS)

    Original Items: BB 8030 / CR359 NEW OLD STOCK Buy 15 and get the original box

52: PIN, retaining, pin, axis, rear sight (NOS)

Plate H 52,  Original Item:   for Milled Mk1 rear sights for No4 rifles.  New Old Stock Qty. 1      

53: PLUNGER, backsight Used

original item Used condition. Generally as pictured BB 8598

54: SPRING, plunger, backsight

original item: BB 8625

56 SEAR, No4 Mk1

Original Item: solid type BB 8618,  SEAR

58 Pin, Magazine Catch & Sear

Original Item:  BB 8669 For Mk.I* rifle. To be demanded as Pin, magazine catch catch & sear, Mk.II. Fits No4 rifles   Buy 20 and get the in original unopened box.

59: SPRING

Original Item: BB 0746