JINMING METAL INNER PLUNGER AND HEAD WAVEBOX M4 TERM SCAR V1 ETC : BEASTpro

JINMING METAL INNER PLUNGER AND HEAD WAVEBOX M4 TERM SCAR V1 ETC

PERFECT TO GO ALONG WITH THE METAL GEARS

FIT WAVEBOX BLUE TRIGGER, BLACK TRIGGER (M4 TERM, SCAR V1 MKM2V1)

MAYBE FIT STD6 NOT TESTED YET