The G&P outer barrel set for the TM M4 MWS GBBR is a set of 3 different lengths for the gun. The purpose is for the user to easily and quickly change the barrel length (outer) as seen fit for the perfect look, no matter it be carbine, SBR, or rifle lengths.
The G&P outer barrel set for the TM M4 MWS GBBR is a set of 3 different lengths for the gun. The purpose is for the user to easily and quickly change the barrel length (outer) as seen fit for the perfect look, no matter it be carbine, SBR, or rifle lengths.