Fits MTB 29" Tires Up to 29" x 2.5"The XC1 is a lightweight, two-piece, moto inspired front fender that attaches to the suspension fork lowers for a closer fit to the tire and excellent mud/spray protection. A precision clamp assembly secures the fender to the fork&';s lower legs and a special safety feature allows it to disengage if a large obstruction enters the wheel.The XC11 is a lightweight removable rear fender designed for exceptional mud/spray protection and built specifically for 29er mountain bikes. Multiple pivots allow for easy fender angle adjustment while the quick release clamp adjusts to fit ;25.4 - ;34.9mm 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". Attachment (Front) Two Pieces QR Bolt-on Fork Attachment Fits ;36 - ;48.5 mm Fork Legs Attachment (Rear) QR Slip Joint Clamp Fits ;25.4 - ;34.9 mm Seatposts Adjustable Multiple Angles Adjustable (XC11) Material Two Tone Injected High Impact Resistant Plastic Added Features Automatic Obstruction Disengagement (XC1)Highly Polished Underside Size (L x W x H) 33 x 24 x 19 cm13" x 9.4" x 7.5" - XC1 FF (26"-29")23 x 40 x 29 cm9.1" x 15.7" x 11.4" - XC1 FR (26"-29") 67 x 10.2 x 7.5 cm26.4" x 4" x 3"- XC11 (29") Weight 350 g / 12.32 oz - XC1 (26"-29")220 g / 7.74 oz - XC11 (29") Art.no. TC9637 )