Home / Accessory-Kits / Chiappa Firearms X-CALIBER 4 SET 20GA ADAPT KIT View cart “Daniel Defense LOWER PARTS KIT” has been added to your cart. Sale! Chiappa Firearms X-CALIBER 4 SET 20GA ADAPT KIT$20356 Original price was: $20356.$18298Current price is: $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 Del-Ton LOWER PARTS KIT $5500 Del-Ton UPPER RECEIVER PARTS KIT $1695 Sale! Barrett Firearms MRAD CONVERSION KIT 300NOR 26″ $1,67500 Original price was: $1,67500.$1,54543Current price is: $1,54543. Del-Ton BOLT COMPONENT KIT $2295