The rear cap features a mil spec type 3 hardcoat anodized. The rear cap for the Nautilus accepts an O-Ring.
CGS Suppressors CGSNAUREARCAPBLK Nautilus Rear Cap Black Anodized
CGS-KRK-FIXED-BBL FIXED BARREL SPACER
$40.00
CMC BBL-223-001 AR-15 223 WYLDE Barrel 7.5" Pistol
$162.00
CGS NAUTILUS REAR CAP BLK
$40.50
3 in stock
CGS NAUTILUS REAR CAP BLK
$40.50
