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Bottom Roller Weight：19.84 pounds
Package Dimensions：5.51"X5.51"X8.26"
Item Package Quantity：1x Bottom Roller
Color: Black
Material: 50 MnB Steel
Surface Hardness: HRC52-60, Deepth:5mm-10mm
Finish:Smooth
Technique: Forging and Casting
Track Roller Features:
1. Wheel body
forged from 50Mn round steel with good hardenability. The heat treatment process of quenching and tempering and medium frequency surface quenching ensures its strength and wear resistance.
two pieces roller shell rim. Heat treated shells for body strength and longer wear life.
Heat treated for a deep uniform hardened depth that provides wear life equal to link wear life.
2.Roller shaft
shaft and bearing designed to carry and turn with heavy track weight forged and heat treated for strength.
Bearing surfaces are hardened and polished to reduce friction and wear.
Center flange absorbs side thrust from roller shell.
3.Cast Iron bushing
Supports the bronze sleeve bearing.
Cast from iron to absorb loads without permanent deformation.
Large lubricant reservoir to reduce heat build up.
4.Bronzed sleeve bearing
Sleeve design provides a large surface area for better load distribution.
Inner diameter surface is polished to a smooth finish.
Soft bronze coating in the bearing absorbs any small foreign particles before they can damage the shaft and seals.
Why choose korelox? What are the advantages of our product?
1.This bottom roller is a durable undercarriage replacement part for your excavator.
2. korelox rollers utilize special high strength-hardened steel and quality seal groups that provide excellent lubricating oil retention.
3.Sealed bearings stop dirt, mud, and grime from penetrating inner components.
4.Each item has been factory tested and meets or exceeds OEM specifications using a high-quality, high-strength steel.
5.It will provide long-lasting and dependable performance even if you operate in the most extreme conditions.
$149.95
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