FOX Mudguard Fork Fender - 36/38 Direct-Mount BlackFOX Mudguard Fork Fender 36 38 Direct Mount Black. The Mudguard fender mounts easily and cleanly to your fork; a direct mount design eliminates the need for fork scratching zip ties and ensures your line of sight stays clear. It also reduces maintenance downtime by minimizing the amount of debris hitting your stanchions and fork seals. Direct mount design no zip ties needed