Replacement track rollers (bottom rollers) for Komatsu machines, covering the PC and CK series, each one listed against the Komatsu model it fits.
Models covered include the Komatsu CK25-1, PC20MR-1, PC27MRX-1, PC35MR-2, PC40MRX-1, PC55MR-3, PC70-6, PC78MR-8, PC95R-2, PC120-6, PC130-5 and PC138US-10, with the full list of Komatsu models below.
Track rollers carry the weight of the machine along the bottom of the undercarriage. Rollers in this range are built with a heat treated steel casing, sealed shaft and bearings, an oil fill and heavy duty seals.