Items Available For Purchase Today Object reference not set to an instance of an object. See All AR-57 Upper Receiver Gen 2 FN 5.7x28mm FREE S/H For Sale from: Bowens1 ( FFL) | Positive feedback: 100% View | | 10 Completed Sales View Sellers Items AR-57 Upper Receiver Gen 2 FN 5.7x28mm FREE S/H For Sale from: Bowens1 | Positive feedback: 100% View | | 10 Completed Sales View Sellers Items Bowens1 Seller Since: Oct. 2011 Identity Verified ( des moines, IA ) This seller is an FFL City: des moines State: IA SOLD - $734.00 Shipping: Calculated on checkout (or Arrange local transfer) Accepted Payment Methods: Returns: No Returns Description: Installs on all standard AR15/M16/M4 lower receivers allowing owners to shoot the FN 5.7x28mm cartridge on their existing rifle platform. Assembly comes with a standard carbine buffer for use in all retractable/collapsible/carbine-style stock lower receivers. An available A2-style buffer (not included) is required for standard butt-stock/rifle-stock/A2-type lower receivers. Free-float fluted barrel. Flash hider. Milled 7075 T6 aluminum receiver. Hard-coat anodized finish. Bottom eject (through magazine well). Gen 2 AR57 upper features: ambidextrous magazine release, extended top rail, low-profile folding charging handle, vented tri-rail and upgraded spring and extractor. with two 50rd mags!!!!!!!!!!! Condition: New In Box Caliber: 5.7 mm (all) Item #: 949159740 Location: IA Trades Accepted: Share: Shipping Notes: Please feel free to contact me with any questions at Items You've Viewed Recently AR-57 Upper Receiver Gen 2 FN 5.7x28mm F... $734.00 SELLER: Bowens1 (FFL Dealer) Add To Cart