Davidson Defense Swarmfall w/SBA3 Brace 6-inch 1:10 9MM AR-9 Freefloat M-Lok Handguard Pistol Full Build Kit

Davidson Defense Swarmfall with SB Tactical SBA3 Brace 6 Inch 9mm AR-9 Freefloat M-Lok Handguard Full Build Kit

The Davidson Defense Swarmfall Full Build Kit includes a 6-inch 9mm barrel, a 4.2-inch freefloat M-Lok 7075-T6 aluminum handguard, and a Davidson Defense 7075-T6 anodized aluminum upper receiver. The kit also includes an 8620 alloy steel nitride-finished 9mm bolt carrier group with external extractor, a mil-spec AR-15 charging handle, an SB Tactical SBA3 adjustable pistol brace, a buffer tube, buffer, recoil spring, castle nut, end plate, and a lower parts kit. The bolt carrier group is compatible with Glock and Colt magazines. A 1/2x28 thread pitch is specified for this barrel. This blowback-operated kit is chambered in 9mm. Lower receiver not included.

Key Features

• 6-inch 9mm barrel
• 4150 CrMoV steel barrel with nitride finish
• 1:10 twist rate
• 1/2x28 thread pitch
• 4.2-inch freefloat M-Lok 7075-T6 aluminum handguard
• Davidson Defense 7075-T6 anodized aluminum upper receiver
• 8620 alloy steel nitride-finished 9mm bolt carrier group with external extractor
• Glock and Colt magazine compatible bolt carrier group
• Mil-spec AR-15 charging handle included
• SB Tactical SBA3 adjustable pistol brace
• Buffer tube, buffer, recoil spring, castle nut, and end plate included
• Lower parts kit included
• Lower receiver not included

Perfect For

• AR-9 builders sourcing a 9mm full build kit with an SB Tactical SBA3 brace
• Builders pairing a complete kit with a separately sourced lower receiver
• Custom AR-9 builds requiring a Glock and Colt magazine compatible bolt carrier group with external extractor

6-Inch Barrel and Upper Receiver

The barrel in this kit is chambered in 9mm and features a 6-inch length with a 1:10 twist rate. The barrel is constructed from 4150 CrMoV steel with a nitride finish and a 1/2x28 thread pitch. The Davidson Defense upper receiver is constructed from 7075-T6 aluminum with an anodized finish.

Freefloat M-Lok Handguard and Bolt Carrier Group

The 4.2-inch freefloat M-Lok handguard is constructed from 7075-T6 aluminum with M-Lok slots along its length, providing compatibility with a wide range of M-Lok accessories. The 8620 alloy steel nitride-finished 9mm bolt carrier group includes an external extractor and is compatible with Glock and Colt magazines. A mil-spec AR-15 charging handle is also a specified inclusion in this configuration.

SB Tactical SBA3 Brace and Buffer Components

The SB Tactical SBA3 adjustable pistol brace is an included component in this full build kit. A buffer tube is also included alongside the SBA3 brace. Buffer, recoil spring, castle nut, end plate, and lower parts kit complete the component set in this configuration.

Follow safe handling and manufacturer instructions. Ensure compliance with all applicable federal, state, and local laws. This product is a component kit, not a complete firearm. Lower receiver not included.