Deflective disc valved damping self adjusts to frequency and ensures controlled performance. Spherical mount bearings on top and bottom.Standard or heavy-duty spring rates. Black bodies with black springs. Six external knob adjustments that allow fine tuning of rebound damping. Provides optimum rebound performance for any given rider weight, personal ride quality preference or personal riding style. Light to heavy riders can fine-tune ride performance. Aggressive to casual riding styles can tune to desired quality or personal preference. All Legend REVO suspensions are assembled by hand. Heavy-duty applications are recommended for 500 lb. + rider and passenger total weight. Does not fit Sportster SuperLow. Heavy Duty not available in clear anodized or gold. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Brakes & Suspension\Shocks". The seller is "americanclassicmotors" and is located in this country: US. This item can be shipped worldwide.