The RAM-B-349U includes a M10 x 1.25 pitch male thread connected to a 1" rubber ball.
Compatibility:
Threaded hole must contain the following dimensions for this base to fit: M10 1.25 pitch with a 14.5mm flange diameter with a 10.15mm thread length.
Compatible Motorcycles:
2014 Kawasaki Ninja 300
1989-2008 Kawasaki Ninja EX250R
2007 Kawasaki Ninja 650R
2007 Yamaha FJR1300A