The Topeak Defender XC11 Rear Mudguard 29in has multiple pivots that allow for easy fender angle adjustment while the quick release clamp adjusts to fit 25.4 - 34.9 mm seatposts. Advanced high impact plastic is co-molded to a flexible trailing edge for resistance to impacts while the highly polished underside of the fenders prevents dirt buildup in extreme muddy conditions. Fits MTB 29” tires up to 29” x 2.5”.Topeak Defender XC11 Rear Mudguard 29in FeaturesFor Rear 29" WheelAdded Features: Highly polished undersideAdjustable: Multiple angles adjustableAttachment: QR slip joint clamp fits ø25.4 - ø34.9 mm seatpostsMaterial: Two tone injected high impact resistant plasticSize: 67 x 10.2 x 7.5 cm / 26.4” x 4” x 3”Weight: 220 g / 7.74 oz