RAM Mounts RAM Double U-Bolt Base with 1.5in. Ball for Rails from 1in. to 1.25in, in Diameter - RAM-235U

Consists of a stainless steel double u-bolt base connected to a 1.5in. diameter ball.
The double u-bolt base will accommodate rails from 1 to 1.25in. in diameter.
This mount includes stainless steel u-bolts for preventing rust of the mount and black cover caps to be placed over the exposed ends of the u-bolt.
Powder Coated Marine Grade Aluminum