Home / Accessory-Kits / Chiappa Firearms X-CALIBER 4 SET 20GA ADAPT KIT View cart “Barrett Firearms MK22 BARREL 300NOR 26″ COYOTE” has been added to your cart. Sale! Chiappa Firearms X-CALIBER 4 SET 20GA ADAPT KIT$20889 Original price was: $20889.$18748Current price is: $18748. In stock Chiappa Firearms X-CALIBER 4 SET 20GA ADAPT KIT quantity Add to cart 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! Barrett Firearms MRAD BREECH CONVERSION KIT $47500 Original price was: $47500.$44795Current price is: $44795. Wilson Combat SPRING KIT S&W K/L/N FRAMES $1495 Magview MAGVIEW CHARGING PHONE PLATE $1499 Wilson Combat BUFFER SPRING AR15 $595