... 1:forging idlers, front idler 2:50Mn, 52-58HRC 3:Models: Various 4:Warranty:6 Month 5:MOQ&Delivery ... Roller, Carrier Roller, Sprocket ,Segmnet, Front Idler, Track Link assembly,Track Shoes,Track Bolt and ... Bush and Pin,Bucket Pin,Roller Guide,Idler Yoke and so on undercarriage parts. Our ... BlackTechnique:Forging or CastingHardness:52-58°Warranty:6 monthCertificate: ISO 9001:20082:Products’Pictures3:Some ...