The RAM 11mm Bolt Head Adapter Ball Base RAM-B-252U marine-grade aluminium ball base consists of a 1" rubber ball and 2.25" x 0.875" base with 11mm hole. This part is often used on motorcycles by attaching to the mirror frame. The main brand of bike for the RAM-B-252U is BMW. This part fits well on many handlebar pinchbolts with a washer (base is 5mm thick).
- Material: Powder Coated Marine Grade Aluminum
- Ball Size: 1" Rubber Ball "B" Size
Want to know more about how RAM Mounts work together? Have a look at our handy RAM Mount Guide.