
China Wholesales with Lock C250 Heavy Duty Highway Use Dia780mm Plastic/Resin/Fiberglass/FRP/GRP Round Manhole Cover for SMC/BMC. Heavy Duty Load Bearing: Available in various load classes up to 50T for highway use. Anti-Corrosive Material: Made from BMC/FRP/GRP for durability and corrosion resistance. Custom Logo Service: OEM welcomed; customers can provide drawings for custom logos. Free Sample Availability: Free samples provided, though buyer bears delivery costs. ISO and CE Certified: Products meet international quality and safety standards. Fast Delivery Time: Standard delivery within 20 days; off-season within 15 workdays. Custom Color Options: Color can be customized according to customer requirements. Online After-Sales Support: 1-year warranty with online after-sales service support.