1、Crossbar Bracket: Made of aluminum alloy material, durable, long service life, can be used for a long time. Surface with black coating, suitable for various environments. 2、Bracket Head: Made of high quality ABS+aluminum material, sturdy and durable, with long service life. This rod rest will firmly hold down your carp rods and immediately release them when you strike. 3、Universal Thread Design: Universal thread design for nearly all types of bite alarms and docking brackets for a variety of pole holder applications. Great fishing tool for you, fishing rod is not easy to fall off. 4、Easy To Carry: Small size and lightweight, easy to carry and store, convenient to use. The rod holder is compact and can be carried outdoors without taking up much space. 5、Magnet Design: Professional manufacturing, stable characteristics, magnet design, hold tight. This crossbar bracket and bracket head combination is the best choice for fishing enthusiasts.