Feature:1. 360 degree adjustable for rotating, tilting and locking.2. You can adjust the angle to any suitable position.3. Durable nylon frame, crash resistant, non-rusting, strong and wear-resistant.4. Pure copper thread helps the screw be firmly locked without unfastening.5. Easy to install on any fishing chair.6. Apply for fishing fort, fishing tank, pole-fishing platform,fishing chair, fishing box and umbrella and so on.Specification:Features:360 degree adjustable for rotating, tilting and locking. You can adjust the angle to any suitable position.nylon frame, crash resistant, non-rusting, strong and wear-resistant.Pure copper thread helps the screw be firmly locked without unfastening. Easy to install on any fishing chair. Apply for fishing fort, fishing tank, pole-fishing platform,fishing chair, fishing box and umbrella and so on.Specifications:Material: NylonBall Color: BlackProduct Size: 15 * 6 cm / 5.9 * 2.4 inProduct Weight: 120 g / 4.2 ozPackage List: 1 * HolderPackage List:1 * Holder