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| Product parameters | |
| Name: | Caterpillar Track Roller E300 for Excavator Undercarriage Parts | 
| Model Number: | E300 | 
| Moving Type | Crawler Excavator | 
| Type | Excavator undercarriage parts | 
| Process | forging /casting | 
| Weight | |
| Hardness Depth | 8-12mm | 
| Material | 50mn | 
| Surface Hardness | HRC52-58 | 
| Warranty | 6 months | 
| Minimum Order Quantity | 5 Piece/Pieces | 
| FOB Price | US $ 1 - 70 / Piece | 
| Port | Xiamen port | 
| Supply Ability | 100000 Piece/Pieces per Month | 
| Packaging Details | L/C,T/T,Western Union,MoneyGram | 
| Payment Terms | Standard export fumigated wooden pallet | 
| Delivery Detail | Within 30 days after contract established | 
                     
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Worthpart, a professional manufacturer of top-quality Excavator Parts, we supply excavator spare parts from Komatsu, Caterpillar, Hitachi, Kato, Volvo, Hyundai, Sumitomo, JCB, Kobelco  undercarriage parts because of their long-standing expertise, their commitment to quality, and the ongoing expansion of their company's product line. Order E322, E320, E300, E200B, CAT215, CAT219 from Caterpillar sapre parts now!
Caterpillar Excavator Track Roller E300
â—Ž Single and double-edge track roller suits for cater excavating machine and special machinery ranging 3 to 50 tons.
â—Ž Double conical sealing and lifelong lubrication designing enable the track roller to have longer service life and perfect performance in any circumstances.
â—Ž The shell made by hot forging treatment obtains superior structure of internal materials and fiber
â—Ž Differential quenching or feed-through quenching heat treatment is effective in crack resistance.