RAM® Double Ball Mount with Two Round Plates - C Size Medium NPT Post/Hole Components The RAM-101-RM1U consists of a

The RAM-101-RM1U consists of a 6 inch double socket arm

The ball base is made from a lightweight marine grade aluminum with powder coat

25" in diameter and back rest pad for ATV's

The adapter is a U shape

RAM® Double Ball Mount with Two Round Plates - C Size Medium NPT Post/Hole Components The RAM-101-RM1U consists of aThe RAM 101U consists of a 6 inch C size 1. 5" double socket arm and two 2. 5" diameter round ball bases that contain the universal AMPS hole pattern. The ball and socket system provides shock and vibration damping, and allows for near infinite adjustability to achieve an ideal viewing and operating angle of your device.