The Topeak Defender XC11 is a modern, stylish looking rear mudguard that does the job it’s designed for. Compact and lightweight the Defender XC11 has multiple pivots meaning you can articulate the rear fender for maximum coverage.A quick release clamp fits 25.4mm - 34.9mm seatposts.  You can fit and remove the XC11 in a matter of seconds.  The high impact plastic construction is actually co-moulded into a softer material at the trailing edge - this improves durability.  Key features:Quick release clamp fits 25.4 to 34.9mm postsMultiple pivots provide excellent alignment for increased coverageCompact & lightweightFits 25.4mm - 34.9mm seatpostsHigh impact plastic constructionColour: BlackCo-moulded soft trailing edgeFits 29er mountain bikes