Receiver Extension and Stock Kit, RipStock, Standard

The CMMG RipStock is a retractable buttstock engineered for quick deployment. With Fastback Technology, you simply pull straight back to extend the brace. P3 (Personal Position Preset) offers multiple customizable length presets to ensure the stock extends to your personal position every time it is deployed. Simply adjust the indexing screw on the buffer tube to customize your preset. Aircraft grade aluminum construction offers durability without adding unnecessary weight, and a Cerakote finish lets you customize the color to fit the look of your AR. Kit Includes: RipStock; Fastback 6-position Receiver Extension (Buffer Tube); Castle Nut; Ambi Sling Mount Receiver Endplate; AR15 Carbine Buffer; AR15 Carbine Action Spring.