Enduro CO 6801 12mm x 21mm x 5mm Hub Bearing - 12mm - 21mm - 5mm - ABEC-5 Ceramic Radial Bearing - Black Oxide Ignore Wholesale Tier 1 Brand Rule measure circumference 10cm above the

measure circumference 10cm above the knee:

medium and small pick-up beds and is compatible with most bed liners

Rider Attack Position (RAP) for precision fit while on the bike

It's easier for the adult rider to maintain a comfortable

16 - 12mm concave profile

Enduro CO 6801 12mm x 21mm x 5mm Hub Bearing - 12mm - 21mm - 5mm - ABEC-5 Ceramic Radial Bearing - Black Oxide Ignore Wholesale Tier 1 Brand Rule measure circumference 10cm above theCO 6801V Enduro Zero, Black Oxide, Ceramic Hybrid, ABEC 5, radial bearing (C3 clearance) 12 x 21 x 5mm 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 90% fill, high pressure, water proof grease. Si3N4 ceramic balls reduce bearing wear and increase bearing life by eliminating steel on steel contact within the bearing. Black