Spare Bolt Assembly for the BRN-180™ Upper Receiver. Includes ejector & extractor hardware. Black oxide finish. Compatible with 223 Wylde or 300 Blackout Models. FOR Gen1 or Gen2 BRN-180™ ONLY. WILL NOT FIT OTHER PISTON SYSTEMS.
.223 / 5.56 / .300 BLK
1.4oz (39.6 g)
ENGINEERED FROM THE START FOR BRN180 PISTON SYSTEM! (FITS Brownells BRN180).
This bolt will NOT work with any non-piston driven rifle or other piton system such as Adams or Superlative.