Surly Cross-Check Cro-mo Cross Check CX Fork. Surlys lugged & brazed Cross-Check fork has room for 700c x 45mm tires & fenders. Its made from 4130 Cro Moly steel & features fender eyelets at the dropouts cantilever brake pivots & now has through-leg mid-blade eyelets for mounting a rack. The eyelets are threaded 5 x 1mm & located 165mm up from the axle. We offer it in 1" & 1-1/8" threadless steerer tube versions. Finish is black powdercoat.