RAM U-Bolt Rail Handlebar Base with C Series Ball (Zinc Coated) - 12.5 to 32mm device-small-phone for 1" (B size) socket

for 1" (B size) socket arms

What is the reinforced ball for

5") centre-to-centre pattern

23") round plate connects to any RAM® B-size double socket arm

Any RAM® base or device holder using a B-size (1") ball socket

RAM U-Bolt Rail Handlebar Base with C Series Ball (Zinc Coated) - 12.5 to 32mm device-small-phone for 1" (B size) socketRAM 231ZU RAM Handlebar U Bolt Base for Rails 12. 7 to 31. 75mm C Size The RAM 231ZU is a zinc coated U bolt handlebar base with a 1. 5" C Size rubber ball set at right angles to the mounting rail, fitting rails from 12. 7mm to 31. 75mm in diameter. Key Features Zinc coated U bolt accommodates rails from 12. 7mm to 31. 75mm (0. 5" to 1. 25") in diameter 1. 5" rubber ball sits at right angles to the mounting rail Black cover caps included for exposed U