EXCAVATOR UNDERCARRIAGE
Idler
The front idler guides the track and maintains track tension. STRUMEX idlers are cast from high-strength alloy steel and through-hardened or Q&T treated to resist the lateral wear forces imposed by track sideloading during turning and rough terrain operation.
MaterialHigh-strength alloy steel, Q&T
Roller Path48–55 HRC
SealFloating seal, grease-filled
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