Hyper F-C Bump Rubber, Soft Seats Hyper Racing # 388-101

Hyper Racing # 388-101

This elegant design will lock in place every 2-3/4 degrees (every minute mark on a clock is 6 degrees) of rotation by using screws to secure

Hyper Racing # 389-530-9

Part #389-435 FK Remote Adjuster Knob is sold separately

Billet aluminum

Hyper F-C Bump Rubber, Soft Seats Hyper Racing # 388-101Hyper Racing # 389 448 The Hyper Racing F C (Full Control) Bump Rubber is 4" tall. The advantage of a tall bump rubber is that it can have a lot of engagement before the spring rate becomes infinite. This happens at about 2 " on this bump rubber. On a normal 2" bump rubber this happens at about 1" of travel. When the spring rate becomes infinite, the car gets really tight. On a wingless car, this can happen on entry when the driver lifts or if there