The SKS Mudrocker Rear Bike Mudguard fits 27.5"-29" tyres, providing tool-free installation and excellent protection from mud and spray. Made from durable fiberglass-reinforced plastic, this rear mudguard mounts with rubberised hook and loop fasteners, ideal for full suspension bikes and dropper seat posts. Includes clip-on extender for extra coverage, keeping your bike and rider clean on rough trails. Buy your bike mudguards at Halfords, the UK's largest bike accessories retailer.