Chain Roller Upper / Lower YZ125/250 CRF450R 79-5007 Tyre Size_300-21 the boot features a SinAqua

the boot features a SinAqua waterproof membrane for dryness and breathability

OEM replacement forged alloy gear shift lever

for Rider Comfort

Bottom leg zips for easy on and off fitting

Chain Roller Upper / Lower YZ125/250 CRF450R 79-5007 Tyre Size_300-21 the boot features a SinAquaQuality chain roller kit from All Balls Racing. High performance rollers for replacement of OE chain rollers. Features: Universal 34mm and 38mm polyurethane chain rollers have a 98A Durometer hardness for long life. Sealed precision bearings with two additional outer seals to prevent water and dirt from contaminating the bearings. Mounts to frame boss are made from hi performance self lubricating nylon.