AR-15 .450 Bushmaster 12.5" Upper Build / 12" Slim Rail / Shroud

AR-15 .450 Bushmaster 12.5" Upper Build / 12" Slim Rail / Shroud

AR-15 .458 Socom 12.5" Upper Build W/ 12" Slim Rail / 3" Shroud

Features:

Barrel Length: 12.5" Melonite Barrel

Gas System: Carbine

Barrel Profile: Heavy

Barrel Steel: 41V50

Barrel Finish: Nitride coated

Muzzle Thread: 5/8x24

Twist Rate: 1/24

Diameter at Gas Block: .875

Gas Block Type: Steel low profile

Muzzle Device: Reverse thread 3" shroud

Receiver Material: 7075-T6 Aluminum forging

Receiver Type: A3 flat top, Socom Style

Hand guard Type: 12" mid length free float slim rail (quadrail or mlok option available)

Barrel: 12.5" 4150V hbar barrel with a 1:24" twist, carbine-length gas system and .750 low profile steel gas block. Barrel is finished off with a slim 12" mlok rail and a 3" shroud.

Upper:  A-3 flat top upper is made out of 7075-T6 aluminum forgings, black hard coat anodized and comes with a forward assist. Ejection port opening is amended to allow for ammo.  Socom design.

Comes assembled and ready to mount to your AR-15 lower receiver. Does not include BCG and Charging Handle. May be purchased separately.

Please allow up to 7-10 days for your upper to be built and to ship from our facility. Holiday and special sale lead times can be longer.* If your order goes beyond the listed lead time, please get in contact with us via email and we will look into your issue. Please note rails may differ in design, depending on stock availability, the same excellent quality.