
Excavator Undercarriage Recoil Spring. RoHS Compliant Coating: All coating materials meet RoHS standards, including Electrophoresis and Trivalent Zinc. Custom Design Support: Engineers provide design assistance, CAD/3D/2D layouts, and prototype development. Flexible Order Quantity: Accepts both small quantity and large run orders based on customer demand. Fast Lead Time: Standard delivery within 25 days; complex shapes take 30-40 days. Sample Charge Refund: Sample charges are refunded upon receiving a formal order, excluding mold fees. Wide Material Range: Offers Carbon steel, Stainless steel, Music Wire, and High-Grade Spring Steel. ISO9001 & SGS Certified: Products certified by ISO9001, SGS, RoHS, and CE with 100% inspection. Stock Service Available: Warehouse provides specific stock service for long-term business with scheduled shipping.