The 20 Gauge O-Ring Cleaning Jag is designed for effective cleaning and maintenance of 20 gauge firearms with a secure O-ring construction.20 Gauge O-Ring Cleaning Jag (Model TCS-J20)O-ring design for secure patch attachmentCompatible with 20 gauge shotgunsDurable construction for repeated useUPC: 689466088045Essential for proper firearm maintenance this cleaning jag provides reliable patch retention and thorough bore cleaning for 20 gauge shotgun owners and shooting enthusiasts.