Bushmaster 92194 A3 AR-15 Complete Upper ORC Flattop 223 Rem/5.56 NATO 16 Blk
The Optics Ready Carbine upper has a 16" 4150 chrome-moly-vanadium barrel with an M4 profile and hard chrome lining in bore and chamber for extended barrel life. The forged 7075 T6 aluminum flattop receiver is lightweight and has a hard anodized black finish. This model has a milled low-profile gas block and a target crown.
