Davidson Defense Black Winter 18-inch Mid-Gas 1:10 .308 Win AR-10 Freefloat Keymod Handguard Rifle Complete Upper Build

Davidson Defense Black Winter 18-inch .308 Win AR-10 Keymod Complete Upper

The Davidson Defense Black Winter is a .308 Win AR-10 Complete Upper built around an 18-inch mid-length gas platform. The kit centers on an 18-inch contour barrel in 4150 Chrome Moly Vanadium with a manganese phosphate finish, 1:10 twist rate, and 5/8x24 thread pitch. A micro low-profile gas block at 0.750 diameter and an AR-15/AR-10 .308 GI birdcage flash hider threaded at 5/8x24 are included on the front end. The upper receiver is a high-profile AR-10 design in 7075-T6 aluminum with a black anodized finish, paired with a 15-inch Keymod handguard in 6061-T6 aluminum. The Recoil Technologies nitride LR-308 bolt carrier group in 9310 alloy steel and an ambidextrous AR-10/LR-308 charging handle complete the upper component set.

Key Features

• 18-inch contour barrel, 4150 Chrome Moly Vanadium, manganese phosphate finish, 1:10 twist, 5/8x24 thread pitch
• Mid-length gas system
• Micro low-profile gas block, 0.750
• AR-15/AR-10 .308 GI birdcage flash hider, 5/8x24
• AR-10 high-profile upper receiver, 7075-T6 aluminum, black anodized
• 15-inch Keymod handguard, 6061-T6 aluminum, black
• Recoil Technologies nitride LR-308 bolt carrier group, 9310 alloy steel
• Ambidextrous AR-10/LR-308 charging handle
• Compatible with .308 Win, 6.5 Creedmoor, and .243 Win

Perfect For

• Builders sourcing a complete .308 AR-10 upper ready to pair with their own lower receiver
• Shooters building an 18-inch .308 platform who want the BCG and charging handle already included
• AR-10 builders who want Recoil Technologies bolt carrier group coverage across .308 Win, 6.5 Creedmoor, and .243 Win

Barrel and Front End Components

The 18-inch contour barrel is chambered in .308 Win and constructed from 4150 Chrome Moly Vanadium with a manganese phosphate finish. The twist rate is 1:10 and the thread pitch is 5/8x24, which matches the included AR-15/AR-10 .308 GI birdcage flash hider. A micro low-profile gas block at 0.750 diameter is included and pairs with the mid-length gas system on this barrel.

Upper Receiver and Handguard

The upper receiver is a high-profile AR-10 design in 7075-T6 aluminum with a black anodized finish. The 15-inch Keymod handguard is 6061-T6 aluminum in black, providing Keymod attachment points along the rail body for accessory mounting. These two components define the exterior structure of the upper assembly on this LR-308 platform.

Recoil Technologies Bolt Carrier Group and Charging Handle

The Recoil Technologies LR-308 bolt carrier group is 9310 alloy steel with a nitride finish, compatible with .308 Win, 6.5 Creedmoor, and .243 Win. An ambidextrous AR-10/LR-308 charging handle is included to complete the upper component set. These two parts cover the upper internal components beyond the barrel and handguard.

Follow safe handling and manufacturer instructions. Ensure compliance with all applicable federal, state, and local laws.