RAM Mounts Motorcycle Fork Stem Ball Base

Motorcycle Fork Stem Ball Base - RAM Mounts

This part is designed to fit into the cylindrical bore wall of fork stems and will work with stems that measure from 12 - 20 mm and 28 mm or 0.5” – 1.10” at the following intervals:

Metric             Standard 
14 mm              0.5"
12 mm              0.55" 
16 mm              0.63" 
18 mm              0.71"
20 mm              0.79" 
28 mm              1.10