31-5056 | Fork Preload Adjuster - 49 mm - Black Anodized Mouse Pad 1999-2006 Harley-Davidson FXSTB Night Train

1999-2006 Harley-Davidson FXSTB Night Train

caliper brackets

Saddlemen 808-07B-182HCT

Black/White + Red/White/Blue

31-5056 | Fork Preload Adjuster - 49 mm - Black Anodized Mouse Pad 1999-2006 Harley-Davidson FXSTB Night TrainProgressive Suspension 31 5056 Great thread in solution to improve front suspension performance Add preload to stiffen up the front fork for aggressive riding in the canyons Decrease preload to soften the suspension for a day of comfortable cruising The ability to change preload settings also provides improved front suspension performance when going from a single rider to a rider with passenger configuration Allows the user to custom tune the front