Kolpin Ratcheting Rhino Grip - 21540 Up to 15lbs. of carrying strength for your medium-weight gear, with easy push-button, one-handed use. Ratcheting design allows you to secure items from 1 to 4" diameter; Sold as a pair Constructed of heayy-duty nylon with inlaid rubber grip texture; designed for carrying firearms, crossbows, bows, fishing poles, shovels, rakes, farm tools, etc. Quick release button for easy access to gear; Kwik clip design for on/off rotational in-field adjustments; Works best on ATVs, UTVs, and Boats Universal design (21540) mounts to any tubular or square bar from 5/8"-2" in diameter OR to any flat drillable surface. Polaris Lock & Ride versions include appropriate plunger - ATV (21541) or UTV (21542)