코마쓰 WA420 WA450 WA420-3 WA470-3용 롤러 베어링

Excavator Spare Parts
May 20, 2025
Keyword: 발굴기 부품
Video Description:
Discover the high-quality 421-22-12770 and 421-22-12780 Roller Bearings designed for Komatsu WA420, WA450, WA420-3, and WA470-3 models. These bearings ensure durability and performance, backed by a 3-month warranty. Perfect for heavy equipment maintenance and replacement needs.