The LWRC Ultra Compact Stock Assembly (UCIW) may be the ultimate compact stock kit for your AR-15. The Ultra Compact Stock Assembly is 1.5" shorter than their standard compact stock, with easy adjustability. An upswept toe helps avoid snags when used with chest rigs or body armor. The sloped design of the stock body makes a very comfortable cheek rest, and the stock accepts push button QD sling swivels. The stock kit includes the stock, receiver extension, index plate, proprietary buffer, recoil spring and castle nut. The system's components were designed to work together and should be installed together for reliable performance. The stock is lightweight and features integral sling attachment points, easy one-hand adjustments and excellent cheekweld. The rubber buttpad prevents slippage during firing. The receiver extension has four positions to adjust the length of pull. Derived from the UCIW project, it is a great option for shortening the overall length of your rifle. ...