Manticore Arms

Developed specifically for the Scorpion EVO this model of the Eclipse has 18mm threads, the Scorpion EVO Tri-Lug adapter mounts securely to your barrel with a 13/16" wrench (torque to approximately 25 ft lbs) and allows for mounting of all Tri-Lug accessories such as flash hiders and suppressors. Machined from 8620 steel with a black oxide finish and heat treated for maximum durability the Scorpion EVO Tri-Lug Adapter is marked MA USA to denote a U.S. made part that counts towards 922r compliance.