Hitachi KH125-3 Bottom roller is the key part of crawler crane undercarriage.It is mainly incharge of supporting the full weight of the crane,reducing the friction between track shoe and undercarriage,extending the service life significantly.

Product details of Hitachi KH125-3 Bottom Roller

Product name	Hitachi KH125-3 Bottom Roller
Technology	Forging
Working Surface	HRC50-55
Certification	ISO9001
Production Ability	2000 pieces a month
HS Code	8431499900
Warranty	1 year/2500 hours,up to which one comes first
Technology guidance	Bottom roller selection guide and remote installation support

Structures of Hitachi KH125-3 Track Roller

Hitachi KH125-3 Bottom Roller consist of wheel body，copper bushing,shaft,end cover and oil seal &O-ring.

1 Track Roller Wheel body

Adopt 40Mn2 Alloy Steel material,with excellent hardness and wear resistance.

Wheel body is forged from full round steel,ensuring superior impact resistance structure.

2 Copper Bushing

Brushing is constructed from 100% copper.Good lubrication and heat dissipation performance ensure stable operation.Thickness can be 6-8mm,making it more durable and offering a longer service life than conventional bushing.

3 Shaft

Made from the same material as the wheel body, delivering equally excellent performance.

4 End cover

Use Ductile Iron Technology offering stable structure，high resistance to breakage and greatly extended bottom roller service life.

5 Oil seal and O-ring

100% match Floating seals avoid oil spilling.Perfect fits Hitachi KH125-3 Bottom Roller body.Ensures smooth and well-lubricated operation.

From material selections to processing,we strictly control the production of every component.And hope to delivery the best bottom roller to our customers.

Other Hitachi KH125-3 Undercarriage Parts we can provide

Besides bottom roller,we can also provide other undercarriage parts of Hitachi KH125-3 for you.

1 Hitachi KH125-3 Track shoe(track pad/track plate)

2 Hitachi KH125-3 Track roller (bottom roller/lower roller)

3 Hitachi KH125-3 Upper roller (top roller/carrier roller)

4 Hitachi KH125-3 Sprocket (drive tumbler/drive wheel)

5 Hitachi KH125-3 Idler (guide idler/idler sprocket)

Any problems,please contact with us.