... -trailer fiftting located in Liangshan,Shandong province. Inboard drum axle seriesDarong Inboard Drum Axle Series Axle Type Max.capacity(kg ... ,tandem pendel axle series,spoke axle series,outboard/inboard drum axle series for international markets.We are developing ... American axle assembly, the single point suspension systems, outboard/inboard drum axle assembly ,spoke axle assembly and other special ...