Track Idler Roller Wheel for Crane Undercarriage | Durable Crawler TrackRoller DH508
Place Of Origin:	Fujian, China	Name:	DH508 Idler
Material:	50Mn Steel	HRC Depth:	6-10 Mm
Technique:	Casting	OEM for：	Nippon Sharyo Crane Undercarriage
Price Term:	EXW/FOB/CFR/CIF/DDU	Weight	63KG

ShunQi Track also product others OEM Nippon Sharyo DH508 crane undercarriage  parts from China factory below:

1.Nippon Sharyo DH508 Top Roller

2.Nippon Sharyo DH508 Idlers

3.Nippon Sharyo DH508 track shoes 

4.Nippon Sharyo DH508 sprocket

5.Nippon Sharyo DH508 Track Roller

Track Roller Maintenance Guide

How to Choose the Right Track Roller for Crane Undercarriage

Track rollers (undercarriage rollers) are small parts with a big impact on travel stability and downtime. 

Choosing the right roller helps protect the track chain, idler, and swing system.

Key Points

Why rollers wear faster than expected

Signs you need a roller replacement

How to match dimensions and mounting styles

Maintenance tips for longer service life