Cement & Precast ComponentChina Solid Inlaid Self-Lubricating Graphite Copper Sleeve for High-Strength Brass Flange Side Pillar Guide Sleeve Bearings Bushings Manufacturer, Find details about China Flanged Bronze Bushing., Oil Guide Bushing from Solid Inlaid Self-Lubricating Graphite Copper Sleeve for High-Strength Brass Flange Side Pillar Guide Sleeve Bearings Bushings Manufacturer