Davidson Defense Ronin Competition 6-inch 1:10 9MM AR-9 Freefloat M-Lok Handguard Pistol Upper Build Kit

Davidson Defense Ronin Competition AR-9 Pistol Upper Build Kit - 6-inch, 9mm, M-Lok Freefloat Handguard, Linear Compensator

The Davidson Defense Ronin Competition is a 9mm AR-9 pistol upper build kit built around a 6061-T6 billet aluminum upper receiver with a Type 3 Class 2 hardcoat anodized finish. The kit includes a 6-inch medium profile barrel in 4150 chrome moly vanadium steel with a nitride finish, a 1:10 twist rate, and a 1/2x28 thread pitch, a 7-inch freefloat M-Lok handguard in black aluminum with a partial Picatinny top rail section and a lightweight slim profile, and a black knurled straight-fluted linear compensator at 1/2x28. BCG and charging handle are not included.

Key Features

• 6061-T6 billet aluminum upper receiver, Type 3 Class 2 hardcoat anodized finish
• 6-inch medium profile barrel, 4150 chrome moly vanadium, nitride finish
• 9mm
• 1:10 twist rate
• 1/2x28 thread pitch
• 7-inch freefloat M-Lok handguard, black aluminum, partial Picatinny top rail, lightweight slim profile
• Black linear compensator, knurled, straight fluted, 1/2x28
• BCG not included
• Charging handle not included

Perfect For

• AR-9 pistol builders sourcing a compact 9mm upper build kit without BCG and charging handle
• Shooters pairing this upper kit with an existing AR-9 lower assembly and their own BCG and charging handle
• Builders looking for a compact 6-inch 9mm pistol upper build kit with a linear compensator included

Barrel and Muzzle Device

The barrel is a 6-inch medium profile unit in 4150 chrome moly vanadium steel with a nitride finish, chambered in 9mm with a 1:10 twist rate and a 1/2x28 thread pitch. A black knurled straight-fluted linear compensator at 1/2x28 covers the muzzle end of this upper build kit.

Upper Receiver and Handguard

The 6061-T6 billet upper receiver features a Type 3 Class 2 hardcoat anodized finish, forming the structural core of the upper assembly. The 7-inch freefloat M-Lok handguard is black aluminum with a lightweight slim profile and a partial Picatinny top rail section, surrounding the barrel without contact and providing M-Lok mounting positions and a top rail segment for compatible accessories.

Follow safe handling and manufacturer instructions. Ensure compliance with all applicable federal, state, and local laws. BCG and charging handle are not included.