Zefal Swan Rear Road Mudguards Rear mud-guard attaching to the seat post with the MDTURN system. Adaptable on all seat post. Its shape follow the wheel for an optimal protection. Mounting without tools thanks to MD-Turn system. Adjustable Ensures an optimal protection. Reflective Ring For a better visibility. Specification Material: Technopolymer resin. Weight: 150g. Mounting: MD-Turn - On seat post - adjustable for 25 to 35 mm. Wheel Size: 700c / 28". Blade width: 45mm / 1.8". Zefal Croozer Road Front Mudguard Contact Soft Piece Does not scratch the frame. Dual Material Spoiler Better protection and flexibility. Specification Material: Technopolymer resin with dual material spoiler. Weight: 60g. Mounting: MD-Quick - On fork and stays - Adjustable up to Ø 75 mm. Wheel Size: 700c / 28". Blade width: 50/70 mm .