20ga to 9mm Shotgun Adapters
Length: 6"
9mm Shotgun Adapters Allow a 20 Gauge Break Action Shotgun to use 9mm Luger ammo. For 3″ as well as 2.75″ Chambers
Compatible with Break Action single as well as double barrel shotgun.
Comes with multiple O-ring configurations. As a result, easily achieving a good fit for 20 gauge shotguns.
Finger Grooves for easy extraction of spent casings.
Black Oxide coating as a result provides notably better corrosion protection (for maximum corrosion protection keep a thin coat of oil on the insert)
Rifle dimensions are .355″/.349″ with 6 lands and .125″ wide. with a 1:12 twist rate.
Made in the USA
If you're not happy with the product for any reason send it back within 30 days and I will refund your money.