Home / Accessory-Kits / Chiappa Firearms X-CALIBER 4 SET 20GA ADAPT KIT 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! Barrett Firearms MRAD CONVERSION KIT 308WIN 24″ $1,67500 $1,54543 Sale! Del-Ton RIFLE KIT MID-LENGTH 16″ $45000 $40673 Wilson Combat SPRING KIT S&W J FRAME $895 Del-Ton DELTA RING ASSEMBLY $1295