Sharps Bros. Heatseeker Ruger American Rifle AR Magazine Rifle Chassis Black. 223 300 Blackout 350 Legend 6.5 Grendel 6mm ARC 22 ARC 7.62x39 338 ARC and 450 Bushmaster). Heatseeker is an innovative affordable chassis system for your bolt action rifle allowing you to easily upgrade a traditional factory rifle stock for improved versatility and a sleek modern appearance. The 1lb 3 ounce chassis is machined from billet (solid block) high-strength 6061-T6 aluminum and fitted with a semi fancy Eurpoean walnut stock. The stock has an adjustable cheek riser QD attachment points and a bottom accessory rail. The handguard is a a 10 ounce 14in handguard cut from a unique extrusion shape exclusive to Sharps Bros. Both the chassis body and the handguard are finished in a matte black Cerakote. The handguard features MLOK slots on 4 sides for various attachment options (light bipod night vision ARCA rail...) and two quick disconnect fittings per side for sling attachment. This offering is for the AR magazine fed Ruger American models (calibers: .223 300 Blackout 350 Legend 6mm ARC 6.5 Grendel 7.62x39 338 ARC and 450 Bushmaster). The Ruger American is a great low cost good quality rifle that is phenomenally accurate for their low price point. With Heatseeker you can easily and affordably convert your Ruger American Ranch into an enhanced chassis system. Heatseeker's sleek contemporary design will completely transform the look of your rifle with no need to visit a gunsmith: our simplified instructions and functionality makes installation a breeze. Specifications for Sharps Bros. Heatseeker Ruger American Rifle AR Magazine Rifle Chassis: Manufacturer: Sharps Bros. Color: Black Finish: Cerakote Chassis Material: 6061-T6 Aluminum Gun Make: Ruger Gun Model: Ruger American Rifle Action Length: Short Action Hand: Right Gun Rail: M-LOK Condition: New Package Contents: Sharps Bros. Heatseeker Ruger American Rifle AR Magazine Rifle Chassis What firearm models does the manufacturer say Sharps Bros. Heatseeker Ruger American Rifle AR Magazine Rifle Chassis is compatible with? The manufacturer says that Sharps Bros. Heatseeker Ruger American Rifle AR Magazine Rifle Chassis is compatible with Ruger American RifleSharps Bros. SBC05-Select: Heatseeker Ruger American Rifle AR Magazine Rifle Chassis Black