ZR-30 Auto Shoes Rotax Spares Each spring is a 'swivel'

Each spring is a 'swivel' type of spring and is designed to fit the KA100 exhaust well

Head assembly comes complete

If you multiply 8mm pitch x 135 teeth

but will fit a multitude of brake bias adjustment systems

ZR-30 Auto Shoes Rotax Spares Each spring is a 'swivel'ZR 30 Auto Shoe by Zamp Racing. Manufactured to the highest degrees of safety for motorsports applications, this shoe also features over the ankle protection, a rolled heel, and is SFI 3. 3 5 approved. This shoe is primarily designed for automotive racing, rather than karting, but can be successfully worn in both applications. Each pair of ZR 30 shoes is SFI 3. 3 5 approved. Sizing Shoe sizing is similar to standard shoe sizing for 'normal' shoes. As