Shooter’s Box Rifled Drop-In Caliber Adapter 12ga to 22LR/SR

This adapter gives your 12ga single or double shot break open shotgun the ability to fire 22LR or 22 Short.

This adapter is precision machined from high quality stainless steel to the OD specifications of  a 2 3/4 12GA shell.

It will easily fit into your break open shotgun barrel and accept any 22LR or 22 Short ammunition.

After firing simply remove the adapter and tip upside down to remove the spent shell.  A smooth bore is gently bored through the adapter for the bullet (no rifling).

The bullet side is precision CNC machined to the exact chamber dimensions to accept 22LR or 22 Short (SAAMI chamber specifications).

Will fit any break open shotgun with 2 3/4″ or 3″ chambers.This chamber / caliber reducer will not work with 22 magnum ammunition.

Any ammunition pictured is for representation purposes and is not included with this purchase.

Not recommended for pump action or semi-auto shotguns.  Designed for use with break open style shotguns.