Davidson Defense Planetfall w/SBA3 Brace 10.5-inch Pistol-Gas 1:8 6.5 Grendel AR-15 Freefloat M-Lok Handguard Pistol Full Build Kit

Davidson Defense Planetfall with SBA3 Brace 10.5 Inch 6.5 Grendel AR-15 Full Build Kit

This full build kit provides all components needed to complete a 6.5 Grendel AR-15 build except the lower receiver. It includes a 10.5 inch Bear Creek HBAR barrel with pistol gas system, 10 inch Trinity Force MX10 M-Lok freefloat handguard, complete 6.5 Grendel Type II bolt carrier group with QPQ nitride finish, charging handle, buffer system, lower parts kit, and SB Tactical SBA3 adjustable stabilizing brace. The upper receiver is forged 7075-T6 aluminum with anodized finish and M4 feed ramps. The barrel is 4150 CrMoV steel with phosphate finish and 1 in 8 twist rate.

Key Features

• 10.5 inch Bear Creek 4150 CrMoV steel HBAR barrel with phosphate finish
• 1 in 8 twist rate chambered in 6.5 Grendel
• Pistol length gas system with micro low profile gas block
• 7075-T6 forged aluminum upper receiver with anodized finish and M4 feed ramps
• 10 inch Trinity Force MX10 M-Lok freefloat handguard
• GI birdcage flash hider included
• Complete 6.5 Grendel Type II bolt carrier group with QPQ nitride finish
• Mil-Spec AR-15 M4 charging handle
• Complete buffer system with pistol buffer tube, buffer, and recoil spring
• Lower parts kit included
• SB Tactical SBA3 adjustable stabilizing brace

Perfect For

• Builders seeking a complete 6.5 Grendel pistol platform
• Shooters prioritizing compact dimensions with brace adjustability
• Home defense or vehicle applications
• Pistol builds requiring minimal additional components

Complete Component Package

This kit includes the upper assembly, bolt carrier group, charging handle, buffer tube assembly with pistol buffer and spring, lower parts kit, and stabilizing brace. All components required to complete an AR-15 pistol build are provided except the lower receiver.

SB Tactical SBA3 Adjustable Brace

The SBA3 stabilizing brace features an adjustable design with multiple length of pull positions. The brace is paired with a complete buffer system including pistol buffer tube, buffer, recoil spring, and necessary hardware for installation.

Compact 6.5 Grendel Upper Assembly

The 10.5 inch Bear Creek HBAR profile barrel is chambered in 6.5 Grendel with a 1 in 8 twist rate for projectile stabilization. The phosphate finish offers corrosion resistance and surface hardness. The pistol gas system is matched to the barrel length. The micro low profile gas block sits under the handguard for a clean profile. The upper receiver features M4 feed ramps for reliable feeding.

6.5 Grendel Type II Bolt Carrier Group

The complete bolt carrier group is specifically configured for 6.5 Grendel Type II chamberings. The QPQ nitride finish provides enhanced corrosion resistance and reduced friction. The 10 inch Trinity Force MX10 handguard provides M-Lok attachment slots for modular accessory placement with freefloat design.

Lower receiver not included. Follow safe handling and manufacturer instructions. Ensure compliance with all applicable federal, state, and local laws.