Davidson Defense Planetfall 10.5-inch Pistol-Gas 1:8 6.5 Grendel AR-15 Freefloat M-Lok Handguard Pistol Full Build Kit, SBR Ready

Davidson Defense Planetfall 10.5 Inch Pistol Gas 6.5 Grendel AR-15 SBR Ready Full Build Kit with M-Lok Handguard

This SBR Ready 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 bolt carrier group with QPQ nitride finish, charging handle, buffer system, and lower parts kit. The upper receiver is forged 7075-T6 aluminum with anodized finish. The barrel is 4150 CrMoV steel with 1 in 8 twist rate.

Key Features

• 10.5 inch Bear Creek 4150 CrMoV steel HBAR barrel
• 1 in 8 twist rate chambered in 6.5 Grendel
• Pistol length gas system
• 7075-T6 forged aluminum upper receiver with anodized finish
• 10 inch Trinity Force MX10 M-Lok freefloat handguard with anti-rotation tabs
• Complete bolt carrier group with QPQ nitride finish
• Mil-Spec charging handle
• Complete buffer system with buffer tube, buffer, and recoil spring
• Lower parts kit included
• SBR Ready configuration

Perfect For

• Builders planning SBR registration and stock installation
• Shooters seeking a compact 6.5 Grendel platform with configuration flexibility
• SBR projects requiring complete component integration
• Builders selecting their own final setup

SBR Ready Configuration

This kit ships without a brace and is intended for customers selecting their own final setup. The configuration allows for stock installation once compliance requirements are met. The buffer system is included for complete lower assembly.

Complete Component Package

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

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 pistol gas system is matched to the barrel length for reliable cycling. The upper receiver features anodized finish for corrosion resistance.

Trinity Force MX10 M-Lok Handguard

The 10 inch Trinity Force MX10 handguard features M-Lok attachment slots for modular accessory placement with anti-rotation tabs for secure mounting. The freefloat design isolates the barrel from handguard contact. The QPQ nitride bolt carrier group provides enhanced corrosion resistance and reduced friction.

Lower receiver not included. Ships without a brace. Do not install a stock unless compliant with applicable laws. Follow safe handling and manufacturer instructions. Ensure compliance with all applicable federal, state, and local laws.