12GA to 10MM Shotgun Adapter - RIFLED BORE- Chamber Reducer - Stainless Steel

12GA to 10mm - RIFLED Shotgun Adapter

Precision machined from stainless steel

Proudly made in the USA

This is a 3 inch long RIFLED adapter

This adapter gives your 12 Gauge single or double shot  break open shotgun the ability to fire a 10mm bullet (standard 10mm rimless caliber).  This adapter is precision machined from high quality stainless steel to the OD specifications of a 2 3/4 12GA shell plus and extra half inch in front to make this adapter three inches long in total.  It will easily fit into your break open shotgun barrel  and accept any 10mm ammunition.  After firing simply remove the adapter and tip upside down to remove the spent 10mm shell.  This adapter has a rifled bore to increase accuracy, this in NOT a smooth bore adapter, again this adapter has a rifled bore.  The 10mm cartridge side is precision CNC machined to the exact chamber dimensions to accept 10mm ammunition (SAAMI chamber specifications).

Every adapter is laser engraved for easy caliber conversion identification.

Adapter orientation is not important and the adapter will work in any position. 
Made in the USA on American machines by American workers  ......... 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 12GA shells but also 10mm ammunition.
Surprisingly accurate!

DO NOT use in pump action or semi-auto shotguns.  Designed for use with break-open style shotguns only. The risk is that the bullet could fall out of the adapter causing a dangerous result. Also, it could damage the adapter upon ejection.

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

We've test fired these rifled adapters and they are surprisingly accurate!