Cross Armory CRSL Stock Lock Converter Allows you to Convert your Adjustable Stock to a Fixed Version; made of 7075-T6 Aluminum with Black Finish for AR-15, M4 Shotshell Slug Loads Pro-Shot's bore guides are manufactured

Pro-Shot's bore guides are manufactured using Delrin

clean break and features our Sear Engagement Adjustment Lock design (SEALd) which ensures a user-friendly experience

adaptive illumination

Fits Uberti Rifles/Carbines

polymer magazine body for increased rigidity

Cross Armory CRSL Stock Lock Converter Allows you to Convert your Adjustable Stock to a Fixed Version; made of 7075-T6 Aluminum with Black Finish for AR-15, M4 Shotshell Slug Loads Pro-Shot's bore guides are manufacturedCross Armory's Stock Lock is designed to comply with fixed stock requirements in states with restrictions, such as CA and NY. It is intended for owners who want to go featureless, but don't want to buy a new stock. Stock Lock can be attached at any point on the buffer tube, not just the pin holes (an advantage over many other fixed stock solutions), and allows your adjustable buttstock to be immovably attached on the buffer tube without permanently