The Speedshield RGX, is a lightweight mudguard series, designed to fit virtually all Giant and Liv bike frames. Featuring stable length-adjustable struts and two widths for maximum versatilityFEATURESSafety release clips detach passively when an object becomes lodgedLength-adjustable struts and strut slots for perfect positioning and tire clearanceDesigned for use on disc brake bikes with thru-axlesSPECIFICATIONSDiameter: F: 600mm / R: 1160mmWeight: 38 version: F: 110g / R: 233gColor: BlackMaterial: Polycarbonate fender / Stainless steel bracketsCompatible Wheel Size: 38 version: 700*30c and narrower Compatible Bike Models: Defy / Defy Adv/ Avail Adv / Contend AR/ Contend SL