The Shield Arms SA-15 built ... folding lower receiver is shipping now in stripped lower and complete pistol configurations. The FLR is billed as “…the world’s first folding AR-15 lower ...

Oversized magazine well, shell deflector, and M4 feed ramps, make these a pretty, and practical custom upgrade to any AR-15 platform. The YHM Model-57 comes standard with billeted upper and lower ...

PSA’s stripped ... lowers come in three basic designs, the I STAND-10 for AR-10s (i.e. 308 Win/7.62 NATO rifles), the I STAND-9 for 9mm pistol caliber carbines, and the I STAND-15 for AR-15s ...