THE SHOOTING BOX 20 GAUGE RIFLED BORE TO .357 MAG/.38 SPECIAL RIFLED BORE ADAPTER - 3"

This adapter gives your 20 Gauge single or double shot break open shotgun the ability to fire a 357 MAG bullet.  This adapter is  precision machined from high quality stainless steel to the OD specifications of  a 2 3/4 20GA shell.  It will easily fit into your break open shotgun barrel  and accept any 357 MAG ammunition.  After firing simply remove the  adapter and tip upside down to remove the spent 357 MAG shell. A smooth bore is gently reamed through the adapter for the bullet  (no rifling).

Adapter orientation is not important and the adapter will  work in any position. 
Made in the USA on American machines by American workers from American metal  ......... support USA made products and companies!
Will fit any break open shotgun with 2 3/4" or 3" chambers
Perfect for 'Preppers' or your Bug Out Bags.  Carry  one gun and have the ability to shoot not only 20GA shells but also 357 MAG bullets
Surprisingly accurate!
Not recommended for pump action or semi-auto shotguns.  Designed for use with break open shotguns.

This  chamber / caliber reducer will only work with 357 MAG ammunition.