High quality carrier roller upper roller for excavator spare parts of any brand and models BD2G Top roller

Excavator spare parts of BD2G Top roller

Product Description

●High performance products meet the requirements of various engineering machinery parts●

BD2G Carrier roller

Roller shell material	50Mn/45#
Surface Hardness	HRC48-58
Quench depth	>4mm
Roller shaft material	45#
Surface Hardness	>2mm
Base collar material	QT450-10/45#
Developed scope	below 100 series,100 series,200 series,300 series,400 series,600 series,800 series,1200 series