The included 2

The soft-touch waist lining with a back gripper avoids seat drop and tailored fit works great with knee protectors without snagging when riding

CNC machined aluminium side plates

So POC has created the lightweight VPD Air sleeve as an option for those riders who are looking for a minimal level of padding and reinforcement but with the highest levels of comfort

Enduro CO 6900 11mm x 22mm x 6mm Hub Bearing - 11mm - 22mm - 6mm - ABEC-5 Ceramic Radial Bearing - Black Oxide PDP|PLP|Rail Material The included 2CO 6900V Enduro Zero, Black Oxide, Ceramic Hybrid, ABEC 5, radial bearing (C3 clearance) 10 x 22 x 6mm 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