The RAM-B-252 marine grade aluminium base consists of a 1" diameter ball and 2.25" x 0.875 base with 11mm hole. This part is often used on motorcycles, attaching to the mirror frame, the main brand of bike for the RAM-B-252 is BMW. This part fits well on many handlebar pinchbolts with a washer (base is 5mm thick). Material: Powder Coated Marine Grade Aluminium Ball Size: 1" Rubber Ball "B" Size TIP: Use this part on the Mirror Thread Insert on your Scooter to mount a Sat Nav. Just add an arm, base and holder to complete your mount.
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Mirror or Pinchbolt Mount with 1" Ball