Extended/XL suppressor adapter compatible with common Plan-B muzzle devices. Compared to the standard LPA, the HPA gives an additional 0.4″ of space in the blast chamber to fit longer muzzle devices. The rear cylindrical section is 1.08″ wide and will tuck under nearly all handguards.
- Allows for the quick attachment and removal of suppressors
- 17-4 PH stainless steel or titanium
- Durable black nitride (stainless) or PVD (titanium) 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
- 0.7″ added length
- 1.9 ounces (stainless) or 1.1 ounces (titanium)


