RD441-21702 Kubota ROLLER,TRACK,ASSY

RD441-21702 Bottom Roller Undercarriage Replacement for Kubota KX161-3 KX161-3S KX161-3ST Excavator 2 PCS
Korelox Replacement For Kubota KX161-3 KX161-3S KX161-3ST. (It will not fit a KX057-5 or KX161-2.) || Surface Hardness: HRC52-60, Deepth:5mm-10mm || Shell: Material 50Mn, through hardened HRC 25-28, CASE hardened HRC52-56, hardened thickness 5-8mm. || Side Cover: QT 450-10, strength as follows: tensile strength ob (MPa): ≥450 yield strength 00.2 (MPa): ≥310 hardness: 160 ~ 210 hb. || Roller: 45# carbon steel or 40Cr, quenched HRC25-30, surface quenched HRC52-58, hardened to a depth of 2-3mm. || Locking pin: 65Mn or 45 carbon steel, hardened HRC25-28. || Bolt: grade 12.9, HRC45-52. 6. || Seal: Nitrile rubber. Operating temperature range -20℃ to 110℃.

RD441-21702 Bottom Roller Undercarriage Replacement for Kubota KX161-3 KX161-3S KX161-3ST Excavator
Korelox Replacement For Kubota KX161-3 KX161-3S KX161-3ST. (It will not fit a KX057-5 or KX161-2.) || Surface Hardness: HRC52-60, Deepth:5mm-10mm || Shell: Material 50Mn, through hardened HRC 25-28, CASE hardened HRC52-56, hardened thickness 5-8mm. || Side Cover: QT 450-10, strength as follows: tensile strength ob (MPa): ≥450 yield strength 00.2 (MPa): ≥310 hardness: 160 ~ 210 hb. || Roller: 45# carbon steel or 40Cr, quenched HRC25-30, surface quenched HRC52-58, hardened to a depth of 2-3mm. || Locking pin: 65Mn or 45 carbon steel, hardened HRC25-28. || Bolt: grade 12.9, HRC45-52. 6. || Seal: Nitrile rubber. Operating temperature range -20℃ to 110℃.

Wialufip Bottom Roller Compatible with Kubota KX161-3 KX161-3S KX161-3ST Undercarriage Mini Excavator Track Roller #RD441-21702
Wialufip Compatible with :For Kubota KX161-3 KX161-3S KX161-3ST; Note:It fits your Kubota excavator model KX161-3, KX161-3S and KX161-3ST, as well as KX057-4. It will NOT fit a KX057-5 or KX161-2 || Product Size:Bottom Roller Weight：19.84 pounds，Package Dimensions：5.51" X 5.51" X 8.26" || Package Include:1x Bottom Roller || Functional:the bottom roller is a durable undercarriage replacement part for your excavator. Our rollers utilize special high strength-hardened steel and quality seal groups that provide excellent lubricating oil retention || Excellent Service:If you have any questions,We will answer your questions 24 hours a day