Chiappa X-Caliber Inserts Now Available Individually
Eagle Gun Range -Macon GA - X-Caliber Ammo Adapter Set for Shotguns. It's an 8-piece set of drop-in adapters that measure seven inches long each, and it comes with a carrying case.
Chiappa Firearms X-Caliber 4 Caliber Adapter Kit for 20 Gauge | $9.01 Off w/ Free Shipping
X-CALIBER Survival-Rifle Gauge Adapter System - Soldier Systems Daily
45 COLT to .22 LR Caliber Adapter - Chamber Reducer - Stainless - Free Shipping✓ | eBay
Chiappa Resurrects the M6 Survival Gun w/ 10+ Caliber Options -The Firearm Blog
Chiappa X-Caliber 12 Gauge Rifled Adapter *Choose Caliber NZ - Shotgun Parts by Gun City