Millennium Marine Spyderlok Gen 2 Rod Holder - All aluminum anodized construction Great for salt or fresh water Easily accommodates 4 rod heads with its 20″ crossbar Smooth and easy pole angle adjustment Easy two knob removal Mounting plate is flush with carpet – No more stumped toes No tools necessary for use Our patented Spyderlok Technology insures tight secure locking angles Exclusive height adjustable crossbar 12″ – 20″ 360° rotational cross bar 360° rod holder rotation Sure lock adjustments with SpyderLok teeth Designed for spyder rigging For pushing or pulling crank baits For long lineing Fast or slow troll with easy Rugged design built to handle what you throw at it 1 year warranty R-101 included in box Material: Anodized Aluminum Size: 12in to 20in