You won't need to worry about biking through puddles and muddy trails when you attach the Blackburn(R) Splashboard Fender Combo Set to your bike. Adjustable and lightweight, this combo set comes with a front fender that fits downtubes ranging from sizes 20mm to 50mm and a rear fender that fits seat posts from 22.2mm-34.9mm. The front fender features a full width size for protection. FEATURES: Adjustable bike fender combo Full width size offers protection from splashes of mud and water Requires no tools Durable yet lightweight Rubber frame does not scratch frame finish Front fender mounts to downtubes ranging from sizes 20mm to 50mm Rear fender mounts to seat post with clamp Rear fender fits 22.2mm-34.9mm seat posts