-suitable ONLY for SRS and HTI rifles
-lips fit to the CNC chamber, provide perfect seal around the nozzle.
-no need of any tape or other addition to achive sealing (can be added but not required)
-external and internal dimensions changed to fit perfectly in both standard and F.A.S.T. chambers
-flat inside to make it R-hop ready (and required)
-fits all inner barrels except Promy/Laylax
-increased hardness to expand pressure on the whole R-hop
398 in stock