The 72020013 Kayak Gun Mount have soft rubber fins and extra rubber in the bottom to hold your gun securely. A snap release system allows you to remove the mount from the bracket for kayak transportation or storage. All Rite's patented fin design uses alternating long and short rubber fins to cushion objects being carried but don't bind up, making items easier to remove.FEATURESAdditional hardware not includedForks rotate 360 degreesRubber straps included for use in rough terrainTo adjust, just twist the fork and lock the wing nut for tighter fitSnap release system allows you to remove the mount from the bracket for kayak transportation or storag