Home / Accessory-Kits / Chiappa Firearms X-CALIBER 4 SET 20GA ADAPT KIT View cart “Springfield Armory HELLCAT HARDWARE MOUNT KIT” 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 Wilson Combat BUFFER SPRING AR15 $595 Sale! Magview B1 XL BINOCULAR ADAPTOR $9999 Original price was: $9999.$9350Current price is: $9350. Sale! Barrett Firearms MRAD BREECH CONVERSION KIT $47500 Original price was: $47500.$44795Current price is: $44795. Sale! Traditions LOAD/SHOOT/CLEAN 209 KIT 50CAL $5995 Original price was: $5995.$5554Current price is: $5554.