Features an 11mm hole designed to attach to the mirror frame of motorcycles
Included B size 1" RAM® rubber ball allows for connection to any B size RAM® double socket arm; ball and socket technology allows for near-infinite adjustability
Made of power-coated, marine-grade aluminum for durability and reliability in the most demanding marine environments
Backed by a lifetime warranty
The RAM-B-252 marine grade aluminum 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).