The EVS R4 has Velcro straps that hold the protection firmly in place

Black anodised with laser engraved size indication

These rims are low-volume rims which means that there is a minimal amount of air in the tire so that the change in air pressure is very small when the tire temperature rises

Weight: 135g

Revbensskydd Jecko JK1 FIA 8870-2018 Size:SM+ The EVS R4 has VelcroJecko JK1 FIA 8870 2018 Homologated Rib Protector The JK1 FIA 8870 2018 Homologated Rib Protector by JECKO combines cutting edge innovation with superior craftsmanship to provide unparalleled safety and comfort for karting enthusiasts. Built using the revolutionary J FLEX technology, this rib protector features a unique "sandwich" construction of high tech materials, including a carbon fiber core fully embedded in rubber. This design ensures both