AR-15 .458 Socom 12.5" Upper Assembly / 12" Mlok / Tanker
Barrel Length: 12.5" .458 Melonite Barrel
Gas System: Carbine
Barrel Profile: Heavy
Barrel Steel: 41V50
Barrel Finish: Nitride coated
Muzzle Thread: 5/8x24
Twist Rate: 1/14
Barrel Extension: Socom Extension
Diameter at Gas Block: .875
Gas Block Type: Steel low profile
Muzzle Device: 458 SOCOM tanker styler muzzle brake
Receiver Material: 7075-T6 Aluminum forging
Receiver Type: A3 flat top, Socom Style for big bore calibers
Hand guard Type: 12" Mid length free float slim MLOK rail
Barrel: 12.5" 4150V hbar barrel with a 1:14" twist, carbine-length gas system and .750 low profile steel gas block. Barrel is finished off with a slim 12" mlok rail and nitride tanker style muzzle brake
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.
This is a custom made upper. Please allow up to 3-6 weeks 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, same excellent quality.