M4 (T.Marui) GBB Trigger box spring set #32 #35 #40 #43 #46

This trigger box spring set fits T.Marui M4 series gbb.  All springs are made of piano steel wire.  It includes parts No.: 32, 35, 40, 43 & 46. All products are made for airsoft only.  They are not made for real steel firearms.