This adjustable fishing rod holder is made of durable rigid material for long-term outdoor use. It comes with a 1.6-inch inner diameter main pole and a matching mounting clamp, supporting angle and position adjustment to fit different fishing habits. It is universally compatible with bicycles, boats, various chairs, fishing carts, scooters, motorcycles, ATVs and beach cars. It securely holds your fishing rod in place, freeing your hands to wait for bites comfortably, suitable for both shore fishing and vehicle-mounted fishing trips.