A traditional-style Porteur rack that mounts securely to mid-blade and crown eyelets of Surly forks, making it compatible with fat bike and 29+ wheels. Mounts to mid-blade and crown eyelet Safety mounting hardware is included Compatible with Surly forks that use crown mounted braze-ons and mid-blade fork eyelets Not recommended for use with forks that have single mounting point in the fork crown Specifications Rack Mount Position High Material Steel Tube Diameter 10mm Material 4130 CroMoly Steel Maximum Wheel Size (in) 29+ Color Black Weight 640 Weight Limit (lbs) 30 Platform Dimensions 160mm x 270mm Defined Color List Black Disc Brake Compatible Yes