Excavator Hitachi Zx230 Slewing Ring, Slewing Bearing, Swing Circle

Excavator Hitachi Zx230 Slewing Ring, Slewing Bearing, Swing Circle. Corrosion-Resistant Material: Made of high-quality 50Mn or 42CrMo bar steel with advanced quenching for durability. Four Point Contact Design: Single-row rolling element with four-point contact for superior load capacity. Full Customization Available: Offers full customization, minor customization, and flexible options from samples or designs. 1-Year Quality Assurance: Provides a 1-year quality assurance period for all slewing bearings. Lifetime Installation Support: Offers forever installation services support for all products. Global Service Network: Serves 70 countries with special heavy large products support within 48 hours globally. 100% Product Inspection: Every product undergoes 100% visual and function inspection before shipment. Low MOQ Requirement: Accepts minimum order quantity of just 1 piece for flexible purchasing.