Product Description
The A1 9mm upper features a 10" 41V50 CrMo steel barrel in a Gov profile. The barrel has a melonite nitride finish including the bore. The standard configuration includes a "A2" front sight base and carbine type hand guards. Bolt is made by Spikes and Colt/Glock style compatible. This upper has the XS CSAT rear sight installed. These will ship in 2-3 weeks after order.
