Brownells 4.13" Receiver Drilling Jig, Black

The Brownells receiver drilling jig for the Ruger 10/22 enables precise drilling of a hole into the rear of the Ruger 10/22 receiver. This hole facilitates barrel cleaning from the rear, eliminating the need to remove the barrel. Rear cleaning prevents the accuracy degradation caused by cleaning rod wear when cleaning from the muzzle. The Brownells receiver drilling jig mounts to the right side of the action, accurately positioning the drill point at the rear of 10/22 receivers. Instructions are provided. Brownells advises utilizing a 0.257 inches drill or an F letter-sized drill Receiver drilling jig for Ruger 10/22 specifications - overall length precisely measured at 4.125 inches, ensuring optimal compatibility and precision in alignment for enhanced performance