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| Product parameters | |
| Name: | SK300 Top Roller Kobelco Undercarriage Parts | 
| Model Number: | SK300 | 
| Moving Type | Crawler excavator | 
| Type | Excavator undercarriage parts | 
| Process | forging /casting | 
| Weight | |
| Hardness Depth | 8-12mm | 
| Material | 40Mn2 ,40MnB | 
| Surface Hardness | HRC52-58 | 
| Warranty | 6 months | 
| Minimum Order Quantity | 5 Piece/Pieces | 
| FOB Price | US $ 1 - 1500/ Piece | 
| Port | Xiamen port | 
| Supply Ability | 100000 Piece/Pieces per Month | 
| Packaging Details | Standard export fumigated wooden pallet | 
| Payment Terms | L/C,T/T,Western Union,MoneyGram | 
| Delivery Detail | Within 30 days after contract established |   | 
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Kobelco Undercarriage parts include track roller, carrier roller, front idler and sprockets, track shoe, track link assembly etc, they are made of durable material. We offer a large number of construction machinery spare parts for Excavator and Bulldozer, with more than 8 years of market expansion and win-win cooperation, our customers mainly come from in South- East Asia, Mid-East, South America and some East European countries. Welcome to wholesale bottom roller/lower roller Kobelco.
Kobelco Excavator
SK40, SK60, SK100, SK120, SK200, SK220, SK04-2, SK07, SK07N2, SK09, SK12, SK14, SK300, SK310, SK400
Track roller(bottom roller, lower roller)
◎ Single and double-edge track roller suits for cater excavating machine and special machinery ranging 3 to 50 tons.
◎ Double conical sealing and lifelong lubrication designing enable the track roller to have longer service life and perfect performance in any circumstances.
◎ The shell made by hot forging treatment obtains superior structure of internal materials and fiber
◎ Differential quenching or feed-through quenching heat treatment is effective in crack resistance.
Why choose undercarriage spare parts from Worth-part?
★ High quality and competitive price 
★ Good stock for most used parts and a short delivery time
★ OEM/ODM service are welcomed, 6 months guarantee period 
★ Durable material
★ A professional serving team, we not only supply you products, but also help you find the just right solution in your business.