CST Rimfire Receivers and more

CST Rimfire Receivers, unparalleled fit and finish. Shop Online with secure checkouts and free shipping for your next custom build.

CST 2nd Generation Auto Bolt Stop Kit. World’s only 10/22* last shot hold open, available online!

* “Ruger” and “10/22” are registered trademarks of Sturm, Ruger & Co., Inc.  Custom Shooting Technologies, Inc. is not associated with Sturm, Ruger & Co., Inc.