Enduro CO MR 17287 17mm x 28mm x 7mm Hub Bearing - 17mm - 28mm - 7mm - ABEC-5 Ceramic Radial Bearing - Black Oxide Envelope Shipping The unique 'Holding Function' of

The unique 'Holding Function' of the HF series of Hex (3mm and above) and Torx L-Keys holds the screw or bolt to the tool making it easy to insert it into hard to access places or blind holes

Weighing just 80g - it's the lightest adjustable rear mudguard available of it's size

Asymmetric lacing helps to remove pressure from the top of the foot for the optimum snug fit

Removable protective inserts for washing: The insert is not removable for washing

Enduro CO MR 17287 17mm x 28mm x 7mm Hub Bearing - 17mm - 28mm - 7mm - ABEC-5 Ceramic Radial Bearing - Black Oxide Envelope Shipping The unique 'Holding Function' ofCO MR 17287LB Enduro Zero, Black Oxide, Ceramic Hybrid, ABEC 5, radial Bearing (C3 clearance) 17 x 28 x 7mm Enduro Zero, Ceramic Hybrid, ABEC 5, radial bearing featuring black oxide treated 52100 high Carbon Chromium alloy races paired with Grade 5 Silicon Nitride Ceramic balls, with dual lip labyrinth (LLB) seals to withstand the outside elements and to contain the 90% fill Mobilux NGLI 2 high pressure water proof synthetic grease. Si3N4 ceramic