Wilbers Fork Spring - Zero friction - Progressive Fork Cartridges It features stepless spring-preload adjustment

It features stepless spring-preload adjustment via the included spanner

Indestructible MX Build: Features a robust 36mm piston and a heavy-duty 12mm hard-chrome shaft

race-winning performance without ruining your bike's period-correct look

Piston Diameter: 30 mm

Night-and-Day Handling Improvement: Instantly eliminates unstable mid-corner wallowing

Wilbers Fork Spring - Zero friction - Progressive Fork Cartridges It features stepless spring-preload adjustmentFront end lowering spring kit. When lowering a motorcycle, front and rear must be matched to preserve chassis geometry. This special fork spring kit adapts the front to the lowered rear. Installation requires expertise and specific tools; a detailed guide is included. Fork oil not included. Product may vary from picture.