U15-3 Sh55 Kh8 PC07 OEM Mini Excavator Track Roller Bottom Roller

Product Description  Material40MN2 or 50MnSurface hardnessHRC 50-58, depth 4-10 mmFinishSmoothColorsBlack or yellowTechniqueForging or castingWarranty time2000 working hoursCertificationISO9001/14001place of originFujian, ChinaMOQ20 piecesDelivery TimeWithin 30 days after contract establishedEach roller shell is carefully heat treated to ensure long wear life and stress    resistance ; Each roller is precision machined to house special high impact low wear bimetal bushings. Reliable and long life time guaranteed; High strength and superior wear resistance. Professional, high-quality with competitive price, demanding  Hot Sale  Packaging & ShippingCompany ProfileWe produce high performance and reliability track rollers used for crawler type heavy equipments, such as excavators, dozers, applicable forCATERPILLAR, KOMATSU, HITACHI, DAEWOO, KOBELCO, SUMITOMO, HYUNDAI, Samsung, Volvo, MITSUBISHI.Track roller must holds the weight of equipments along with load, it requires precision strength and durability.Our track roller for excavators are specially designed, engineered and manufactured for high impact applications. Bulldozer track rollers are designed for applications that call for the maximum wear resistence.We use good material to ensure quality and consistency.Our heat treatments process provides hardness in high wear areas, and elastic core to resist shock and impact loads.Strict quality management aims to produce effective and stable products, and meet customer's demand./* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1