Price is per ball.
Threaded Base for 10mm x 1.25 thread pitch.
Compatible with all Honda, Kawasaki, KTM, Triumph, Husqvarna, Zero and Suzuki bikes, and left side of Yamaha.
Not directly compatible with F650/800 twins and R1200GS - adaptor required as they have different thread pitch (1.5).
For the KTM 390 / KTM 790 / KTM 890 and Yamaha T7 you will need reverse thread adaptors.