Shandong UT Trailer Parts Co., Ltd. Produce full range of Germany or American style axle: 
Stud hub or spoke type, 
Payload 10.5, 11.5, 12, 13, 14, 15, 16, 18 or even 20 tons. 
127mm diameter round tube, or 150 x 150mm square axle Tube. 
Also make axle according to client's special requirement or design.