The Shorty Boy w/SBA4 Brace 10.5-inch AR-15 5.56 NATO Pistol Full Build Kit from Davidson Defense is engineered for firearms enthusiasts seeking a compact and customizable solution. This kit includes a 10.5-inch "Needle" barrel made from polished 416R stainless steel, featuring a government profile and a 1:7 twist rate. The carbine-length gas system ensures reliable cycling, while the included AR-15 1/2x28 TPI GI Birdcage flash hider minimizes muzzle rise and flash.
The upper receiver is crafted from 7075 T6 aluminum with anodized finish, complemented by an M-Lok handguard in black for versatile attachment options. A complete bolt carrier group made from 9310 alloy steel with nitride finish is included for durability. The SB Tactical SBA4 adjustable pistol stabilizing brace provides additional support, making this kit an ideal choice for gunsmiths looking to build a robust and functional 5.56 NATO pistol.
Caliber: 5.56 NATO
Barrel Name: AR-15 10.5" "Needle" 5.56 NATO, SS, Carbine Gas, M4 Contour, 1-7 T Barrel
Barrel Material: 416R Stainless Steel
Barrel Thread Pitch: 1/2x28
Barrel Gas System Length: Carbine
Barrel Length: 10.5 inches
Barrel Finish: Polished Stainless Steel
Barrel Profile: Government
Barrel Twist Rate: 1:7
Gas Block Size: 0.750 inches
Muzzle Device: AR-15 1/2x28 TPI GI Birdcage Flash Hider 5.56 .223 A2
Muzzle Thread Pitch: 1/2x28
Bolt Carrier Name: AR-15 5.56/.223/.300/.350 Complete Bolt Carrier Group
Bolt Carrier Material: 9310 Alloy Steel
Bolt Carrier Finish: Nitride
Upper Receiver Name: Stripped Upper Receiver with M4 Feed ramps - 7075 T6 Aluminum, Anodized
Upper Receiver Material: 7075 T6 Aluminum
Upper Receiver Finish: Anodized
Handguard Style: M-Lok
Handguard Color: Black
Pistol Brace Information: SB Tactical SBA4 Adjustable Pistol Stabilizing Brace
Charging Handle: Mil-Spec Quality
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