AR-15 7.62x39 16" stainless steel fluted tactical upper assembly

AR-15 7.62x39 16" stainless steel straight fluted tactical upper assembly. Barrel - 16" 416 stainless steel hbar contour barrel. Hardened to 26-32 rc and stress releived. Chambered in 7.62 x 39. 1-10 rh twist. Button rifled. .750 under gas block. Straight fluted. 5/8-24 threads with stainless steel x-treme muzzle brake and crush washer. M4 feedramps. 

A3 flat top upper receiver - made from certified 7075-t6 aluminum forgings. Black hardcoat anodized to gov. specs. Forward assist and dust cover installed. M4 feedramps.

Gas system - 750 low profile gas block; made from aircraft quality aluminum and black hardcoat anodized. Carbine length stainless steel gas tube.

Handguards - mid-length slim keymod free floating handguard. Made from aircraft quality aluminum and black hardcoat anodized.

Does not come with BCG and CH. Maybe purchased separately.