This 1.9 Capra rear link riser helps bring the upper rear suspension links closer together for better triangulation, and allows you to tune your Capras level of squat / anti-squat on the rear axle for improved performance. *Short link riser measures 13mm tall from the top of the axle to the middle of the center link mounting hole. The short riser does not have a lower mounting hole. *Medium link riser measures 16.5mm from the top of the axle to the middle of the center link mounting hole. *Tall link riser measures 22.5 from the top of the axle to the middle of the center link mounting hole Notes: From the center hole of the riser, it is 5mm to the middle of the top hole, this applies to all 3 link risers. From the center hole of the riser it is 5mm to the middle of the bottom hole, this applies to the Tall and Medium riser. **Does not fit Treal housing