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Failzero Ar-15 Exo Barrel Extension

Failzero Ar-15 Exo Barrel Extension

M4-type barrel extension has a self-lubricating EXO-treated Nickel Boron finish that aids in smooth, consistent feeding and helps prevent hang-ups. High-tech coating lasts the life of the weapon, and won't rub off, flake off, or gall. Helps dissipate...

27.99

Failzero Ar-15/M16 5.56 Exo-Treated Nickel Boron Bolt Assembly

Failzero Ar-15/M16 5.56 Exo-Treated Nickel Boron Bolt Assembly

Drop-in bolt has a self-lubricating surface that eliminates the need to apply oil or grease that can attract dirt, dust, unburned powder, and carbon and lead to cycling failures. Proprietary EXO treatment produces an exceptionally hard surface that's...

89.99