Home / Accessory-Kits / Chiappa Firearms X-CALIBER 4 SET 20GA ADAPT KIT View cart “Wilson Combat SPRING KIT S&W J FRAME” has been added to your cart. Sale! Chiappa Firearms X-CALIBER 4 SET 20GA ADAPT KIT$20356 $18298 Out of stock SKU: 970.435 Category: Accessory-Kits Product ID: 34297 Description Description 4 Set Adapter System 20 ga.9mm-357/38-45ACP-410/45Colt Related products Sale! Ruger BARREL KIT LCPII 22LR SS THRD $16095 $11850 Del-Ton LOWER PARTS KIT $5500 Keystone Sporting Arms CRICKETT CPR SPACER KIT BLACK $1999 Sale! Keystone Sporting Arms CRICKETT SPACER KIT BLACK $2499 $2391