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High strength excavator best track pins and bushingsProducts imformation�Material: the bucket pin is made of medium carbon alloy steel such as 40Cr,Website:http://www.mining-parts.net, 42CrMo, etc.�Surface hardness: 48~60HRCHeat treatment: hardening and tempering, external surface with high or medium frequency quenchingSurface treatment: hard chrome plating, with hardness exceeding HV700; spray ainting�Warranty: 2000 hours�Products imagesSome Size Pins and Bushings for Ref:Bushing24.5*41.2*85Bushing37*54*139Pin24.2*138Pin36.5*208Bushing24.5*41.2*85Bushing30.7*46.2*102Pin24.2*131Pin30.2*162Bushing30.7*46.2*102Bushing33.8*50.8*119Pin30.2*168Pin33.5*182Bushing30.6*46*100Bushing36.9*58.8*142Pin30.2*168Pin36.5*214Bushing30.7*46.2*102Bushing38.8*59.3*146Pin30.2*168Pin38.2*219Bushing38.8*59.3*146Bushing45.3*66.7*168Pin38.2*219Pin44.6*239Bushing66.7*45.3*168Bushing48.15*71.65*175Pin44.6*239Pin47.43*254Bushing45.3*66.7*168Bushing33.8*53.2*121Pin44.6*239Pin33.5*182Bushing71.65*48.15*175Bushing30.6*47.3*104Pin47.43*254Pin30.2*168Bushing22.5*39.3*80Bushing33.8*50.8*119Pin22.3*139Pin33.5*182Bushing38.7*55.3*141Bushing36.9*58.8*142Pin38.2*219Pin36.5*214Bushing45.3*66.7*168Bushing43*64.25*160Pin44.6*239Pin42.25*232Bushing22.6*35*80Bushing46.7*67.95*170Pin22.3*143Pin45.95*250Certificate:Exhibition�