It does what the name says. Due to the permanent and clever bolt attachment to the seat post it deters sneaking thieves.SKS S-Blade Fixed Rear Mud Guard Featuresweight: 129 gmax. outer diameter: 35 mmwheel size: 27,5" (650b)", 28 "tyre width: 30-40 mmlength rear fender: 465 mm
Best Price: £20.00 from Leisure Lakes Bikes