AMPS Pattern Base Plate - B Size Ball - AdventureMotoShop.com
RAM Mount Base square 1.7x1.7 Inch 1 Inch (B) Ball (RAM-B-374U)
RAM-B-184U RAM Mount Motorcycle Rail Mount w/ Rect. Amps Plate
Q8mount | RAM Mounts | RAM-B-177-347U
RAM® Ball Adapter with AMPS Plate - B Size – RAM Mounts
RAM-B-347U Select Parts RAM MOUNT 17037378 - Type: AMPS hole pattern base, Suitable for: Products with a hole for the AMPS hole pattern on the object, Remark: There is a hole of