Outlaw Racing ORCR22BU Chain Roller Kit Blue Suzuki RMZ250 RMZ450 2013-2014 Outlaw Racing chain roller kit includes 1 upper and 1 lower roller. Designed as a direct replacement for the OEM design. Where Applicable rollers feature an outer mechanical seal to protect the bearings from dirt and water and include mounting hardware. This chain roller kit comes in BLUE.