Sharps Bros. Heatseeker Chassis, Fits Ruger Precision Rimfire, Cerakote Finish, Black, Aluminum Construction, M-LOK Compatible Forend SBC08 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. This 1lb" 1 ounce chassis is machined from billet (solid block) high-strength 6061-T6 aluminum and includes a 10 ounce" 14" 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.