For guns, bows, fishing poles, ice augers, shovels, rakes, and any long items up to 4" in diameter. Kolpin Ratcheting Rhino Grips will hold it tight for rough rides! The soft cross-pattern rubber grips provide increased cushioning and gripping power to hold items of varying shapes and sizes. They're heavy-duty, even heavier items are no problem. Quick-release button opens the grips quickly for fast access. Utility gear rail compatible.