Recessed profile suppressor adapter compatible with Rearden and other common Plan-B muzzle devices. Currently the lightest recessed steel Plan-B HUB adapter on the market at just 2.1 ounces. Compared to the standard LPA, the RPA shortens the overall length of the suppressor system and makes a tighter hand-guard to suppressor gap.
- Allows for the quick attachment and removal of suppressors
- High strength 17-4 PH stainless steel or ultra light Titanium
- Durable black finish
- Standard 1.375-24 threads (also known as HUB or Bravo) for use on most rifle suppressors
- Has both 1-7/16″ wrench flats and 1.5″ spanner notches for easy installation and removal
- 0.18″ added length
- Weight: Steel 2.1 ounces, Titanium 1.2 ounces
Fitment note: The RPA places muzzle devices 0.40″ deeper than our standard LPA. Please check your muzzle device and suppressor to ensure it will fit. Please contact Comstock Armory for more information.


