M4 (T.Marui) CNC Brass High Precision Barrel Bushing
Item No.: 2237
US$18
M4 (T.Marui) CNC Aluminium Hop-up Chamber
Item No.: 2236
US$35
M4 (T.Marui) CNC Steel Enhanced Trigger Box
Item No.: 2235
US$118
M4 (T.Marui) GBB Hammer, Sear, Fire pin springs #50 #52x2 #54
Item No.: 2234
US$5
M4 (T.Marui) GBB Trigger box spring set #32 #35 #40 #43 #46
Item No.: 2233
M4 (T.Marui) CNC Steel Trigger Box Pins #31 #36 #146
Item No.: 2232
US$7
M4 (T.Marui) CNC Steel Pin Detent & Spring #141 #142
Item No.: 2231
US$3
M4 (T.Marui) CNC Steel Takedown Pin #147
Item No.: 2230
M4 (T.Marui) CNC Steel Pivot Pin #140
Item No.: 2229
M4 (KJ) CNC Trigger Guard S style
Item No.: 2202
US$23
M4 (KJ) CNC Trigger Guard M style
Item No.: 2201
M4 (KJ) CNC Trigger Guard K1 style
Item No.: 2200