Details
The Roughneck w/SBA5 Brace 12.5-inch Carbine is an AR-15 platform chambered in 6.5 Grendel, featuring a 1:8 twist rate for optimal accuracy. The carbine gas system and 12.5-inch medium profile barrel are crafted from 4150 CrMoV steel with a durable nitride finish, equipped with a 5/8×24 thread pitch for muzzle devices. A micro low-profile gas block ensures efficient gas flow.
The freefloat design of the 12-inch M-Lok handguard, made from aircraft-grade aluminum, allows for modular attachments while providing improved handling. This complete build kit includes a Davidson Defense "Panhead" billet upper receiver, a US Tactical 6.5 Grendel II QPQ nitride complete bolt carrier group, and a mil-spec charging handle. The SB Tactical SBA5 Pistol Stabilizing Brace and a standard AR-15 carbine buffer system further enhance stability and recoil management. This kit is ideal for gunsmiths looking for customization and performance.
Specifications
Caliber: 6.5 Grendel
Barrel: 12.5", Carbine Gas, Medium Profile, 1:8 Twist, 4150 CrMoV Steel, Nitride Finish, 5/8×24 Thread Pitch
Gas System: Carbine
Gas Block: Micro Low-Profile Gas Block for .750" O.D Barrel, Steel
Handguard: 12", Aircraft-Grade Aluminum, Free Float, M-Lok Compatible, Black
Upper Receiver: Davidson Defense "Panhead" Billet Upper Receiver, Aluminum
Bolt Carrier Group: US Tactical 6.5 Grendel II QPQ Nitride Complete BCG, 9310 Alloy Steel, Nitride Finish
Charging Handle: AR-15 M4 Mil-Spec Quality
Muzzle Device: Pershing Steel Flash Can, 5/8×24 Thread Pitch, Anodized Finish
Pistol Brace: SB Tactical SBA5 Pistol Stabilizing Brace
Buffer System: 3 oz Recoil Buffer, Standard AR-15 Carbine Recoil Spring (Spring Steel)
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