Description: 【Material】Fishing Chair Bracket is made of aluminum alloy material, which is sturdy and stable. You can choose the holder you need. 【Feature】There is an adjustable knob on the outside of the Fishing Chair Stand Bracket. You can adjust the socket through the diameter of the umbrella shaft so that the umbrella shaft can be firmly inserted into the socket. 【Rotatable】The Fishing Pole Holder can rotating, universal adjustable, which is firm and stable. Easy to install on any fishing chair. 【Convenient】Quick release buckle, can be locked by pressing, easy to disassemble and save time and effort. 【Application】Fishing platform accessories are suitable for most fishing tanks, fishing boxes, fishing chairs, fishing light holder. Specification: Material: aluminum alloy   Size Chart: inner diameter of buckle: 2.2cm-2.5cm/0.87inch-0.98inch Package Includes: 1 Piece Fishing Chair Bracket   Note: Please allow slightly errors 1-2cm differences due to manual measurement.