12GA to 9mm Luger Shotgun Adapter Chamber Reducer 12GA to 9MM Luger - RIFLED Shotgun AdapterDesigned for break-open style shotguns Precision machined from stainless steel Proudly made in the USAThis 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 9MM bullet (standard 9mm Luger - 9x19). 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 9mm Luger ammunition. After firing simply remove the adapter and tip upside down to remove the spent 9mm 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 9mm bullet side is precision CNC machined to the exact chamber dimensions to accept 9mm ammunition (SAAMI chamber specifications). 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 9mm 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!If purchasing multiple of our products please use the "Add to cart" button under the "Buy it now" button. Once you've added all the items to your cart just proceed to your cart and select the "Pay only this seller" button to proceed to checkout. Multiple separate purchases will incur higher shipping charges that will NOT be discounted after purchase. Adding all items to cart and purchasing all at once will insure the correct discounted shipping charges.Any mentions of Free Shipping with our auctions only applies to Domestic orders. Shipping charges will apply to all International orders.