Featuresr protect carp with these lead release clipsr lightly attach tail rubber for easy ejectionr unique pin used to make the swivel not included locked inside the clipr internal ribs to adjust release for safer user leads would break free when snagged to avoid losing your catch or the end tacklesr push the rubber on fully and limit the chances of losing any leads when fishing with no snagsr note dont push the rubber on over tightly in case of becoming ineffective