MINI EXCAVATOR KOMATSU PC05 IDLER
This is the aftermarket replacement idler for Komatsu mini excavator.
This is the larger roller that is at the front of the undercarriage that is designed to tension and tighten the rubber track. This is the roller that expands as you grease the tensioner to tighten the track.
This idler assembly comes fully assembled with the bearing ready for installation, just reuse your existing bolts to bolt to the tensioner.
This idler has yokes that extend out past the length of the idler wheel diameter. It comes exactly as pictured and does not include the actual tensioner or spring.
This idler assembly is known to fit this Komatsu mini excavator:
• KOMATSU PC05