The Ribbon Air is an enduro-capable trail fork with unprecedented adjustment features. Beefy stanchions, extra-plush small bump compliance, and a distinctive arch combine to make a fork that excels under a variety of trail conditions.Robust Outcast arch provides lateral stiffness and doesn't fill with mudPSST pressure relief valve aids in equalization at high altitude and under aggressive ridingRamp control allows quick tuning from progressive to linear spring feel on the trail8 position compression dampingPositive/negative air adjust allows for extra fine tuningBladder-free IFP damper designItem SpecificationsAxle to Crown Length552Brake TypePost Mount 180ColorBlackCrown Race40Defined ColorBlackExternal AdjustmentsHigh Speed Compression DampingExternal AdjustmentsLow Speed Compression DampingFront Axle15mm Thru x 110mmMaximum Tire Width2.6 - 3.0"Negative SpringAirOffset41Positive SpringAirS.H.I.S. Stem Clamp Diameter28.6Stanchion Diameter35Steerer TypeTaperedTravel (mm)140Weight1950Wheel Size27.5+Wheel Size29" MRP Ribbon Air Suspension Fork Suspension Fork UPC: 702430183994