Rapidracerproducts fatguard mudguard the fatguard is a front mudguard which offers protection from the onslaught of mud and spray generated by huge fat bike tyres using seal guard design the fatguard offers protection for your fork seals features front protection from mud and spray generated by fat bike tyres protects fork seals offers excellent mud clearancenote you must ensure there is at least 15mm of tyre clearance and 10mm between the back of the guard and the downtube of the frame