One spacer set to fit the main BB shells for MTB frames.

The ROTOR spacers are manufactured in Aluminum 7075 and allow the rranks o be centered and adjusted, thus eliminating the possibility of gaps and misalignments.
One spacer kit for Standard and BOOST axles.
 
***Complete your purchase with Rotor DM ring, Kapic Crank Arms and Kapic Axle.***