RAM® Handlebar U-Bolt Base for Rails 1" to 1.25" in Diameter - C Size RAM-202U-23 allowing for near-infinite adjustability for

allowing for near-infinite adjustability for ideal viewing angles

The mount utilizes nylon-insert lock nuts to prevent loosening in high vibration environments

The answer is simple

5" and is tightened by screwing the two plates together with the included nuts and bolts

this kit is designed to keep your Hook² secure and stable in rugged environments on your boat

RAM® Handlebar U-Bolt Base for Rails 1" to 1.25" in Diameter - C Size RAM-202U-23 allowing for near-infinite adjustability forThe RAM motorcycle handlebar base contains a 1. 5" rubber ball designed to sit at right angles to the mounting rail. The rust proof metal u bolt accommodates rails in 1" to 1. 25" in diameter. The base also includes black cover caps to be placed over the exposed ends of the u bolt.