RAM Plastic Double Socket Swivel Arm w/ 1" Ball and a dust cover

and a dust cover

This part fits well on many handlebar pinchbolts with a washer (base is 5mm thick)

Easily capture self-portrait images from water level

windsurf masts and any other tubular objects

Full length threads on housing allow use with panels up to 3/4" thick

RAM Plastic Double Socket Swivel Arm w/ 1" Ball and a dust coverThe RAP B 200 2U consists of double 1" diameter open ball sockets with a 360 rotation point at the center and a connecting swivel joint that rotates forward and back 180. The rubber ball and socket at either end, and a central pivot point provides unsurpassed adjustability. The RAM ball sockets maximize ball coverage for optimal fit.