Product Details The stanchion tube mudguard provides a clean solution for all Fox 36 Float and 38 Float suspension fork models from 2021. It is attached to the valves of the lower tubes and to the triple clamp with a stable 4-point direct mounting and thus protects the stanchions and seals from dust and dirt. 4-point direct mounting Protects stanchions and seals Composite material Compatible with 27.5" and 29" forks For 2021 Fox 36 & 38 fork models New XL version offers 85% more coverage for fitment on 36 and 38 FOX Forks About FOXFrom a company founded in the mid 70?s making motocross suspension, Fox Racing Shox is a leader in technology and performance for mountain bike suspension forks and shocks. Fox stands firmly on podiums of every sport it represents, giving riders groundbreaking performance on the trail. 803-01-441 - Fits model year 2021-25 36-38 forks. 803-01-471 - Fits model year 2021-26 40 forks. 803-04-262 - Fits model year 2026+ 36-36SL forks. 803-04-264 - Fits model year 2026+ 36-36SL forks. 803-04-384 - Fits model year 2026+ Podium forks. 803-04-262 - Fits model year 2027+ 38 forks. 803-04-264 - Fits model year 2027+ 38 forks. 803-04-497 - Fits model year 2027+ 40 forks, not backwards compatible, 29" only