Sprindex Adjustable Rate Coil Spring, 65x142mm - 540-610lbs 20"-29" Rigid Forks Primary Material: EVA

Primary Material: EVA

New old stock original Cannondale Fatty OPI Rigid 29er fork

Manufacturer Part Number: C00100101

134674-Q0-L

Sprindex Adjustable Rate Coil Spring, 65x142mm - 540-610lbs 20"-29" Rigid Forks Primary Material: EVAAdjustable base spring rate by changing the length of effective coils Includes spring, adjuster, and 5 Delrin performance adapters that allow the spring to spin while compressing and also adapt to a variety of shocks on the market Coil is made of super high tensile spring steel similar to "lightweight" springs (which is why Sprindex is lighter than regular springs) in order to handle the stress of the system when adjusted to its highest spring rate