The Shorty Boy 10.5-inch AR-15 5.56 NATO Piston Upper Build Kit from Davidson Defense is a robust and reliable option for gunsmiths seeking to assemble a high-performance pistol upper. This kit includes a 10.5-inch AR-15 barrel crafted from 416R stainless steel, featuring a polished finish and a 1:7 twist rate. The carbine gas system and government profile optimize gas efficiency for consistent cycling.
The upper receiver is made from high-strength 7075 T6 aluminum, anodized for durability. The kit also features a micro low-profile gas block with a .750 O.D. and a 10-inch M-LOK handguard equipped with an integrated handstop and Picatinny rail for versatile accessory attachment. Additionally, a GI birdcage flash hider is included to minimize muzzle flash. Lightweight and precision-engineered, the Shorty Boy kit is perfect for building a compact AR-15 platform.
Product Name: Shorty Boy 10.5-inch AR-15 5.56 NATO Pistol Upper Build Kit
Caliber: 5.56x45mm NATO
Barrel Name: AR-15 10.5" "Needle" 5.56 NATO, SS, Carbine Gas, M4 Contour, 1-7 T Barrel
Barrel Length: 10.5-inch
Barrel Material: 416R Stainless Steel
Barrel Finish: Polished Stainless Steel
Barrel Thread Pitch: 1/2x28
Barrel Profile: Government
Barrel Twist Rate: 1:7
Barrel Gas System Length: Carbine
Muzzle Device: AR-15 1/2x28 TPI GI Birdcage Flash Hider 5.56 .223 A2
Muzzle Thread Pitch: 1/2x28
Upper Receiver Name: Stripped Upper Receiver with M4 Feed ramps - 7075 T6 Aluminum, Anodized
Upper Receiver Material: 7075 T6 Aluminum
Upper Receiver Finish: Anodized
Gas Block Name: Recoil Technologies Micro Low-Profile Gas Block for .750 O.D Barrel Steel
Gas Block Size: 0.75
Handguard Name: 10" MLOK AR-15 Handguard W/ Picatinny Rail, Integrated Handstop, Anti-Rotation Tabs, Trapezoid Cuts
Handguard Color: Black
Handguard Style: M-Lok
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