AR-57 Upper 16" or 11" (SBR/Pistol) 5.7x28 - $575 + Free Shipping
|Submitted by mark, updated by mark 20 months ago|
Back in Stock - Cope's Distributing offers AR-57 Upper 16" (5.7x28). AR-57 upper drops on a standard AR-15 lower and converts your gun to shoot the FNH 5.7x28 cartridge using FN-P90 50 round magazines. First ever, revolutionary top load bottom eject system sends the spent brass straight down through the AR magwell. Designed with reliability as its primary feature. There is no gas system to become clogged with carbon or fouling and maintenance is a snap. The bolt and chamber stay clean through extended shooting sessions.
AR-57 Upper 11" Assembly "SBR"/Pistol 5.7x28