Just drill two holes at the desired height and zip it! Optional fixture with nuts and bolts possible (not included)., Reflective Red Mtb Mud Guard ASS SAVERS Big Mudguard - Gravel/MTB Saddle-Mounted Fender (Fits 30-55mm Tires) Brooks Saddle It's for the friends that you cycle with or your child sitting in the trailer behind you. Ass Savers BroTector Lightweight Saddle Mudguard Regular Ass Savers Regular Saddle Bicycle Mudflap Ass Saver, the original saddle mudguard or seat fender, fits to the rails of your saddle and requires no eyelets or specific tire clearance The BroTector rear mudflap is not for you. Ass Saver Regular – Ass Savers