We can make and export trailer parts in China. Pls have a look at the technical information for some products as below :
1. trailer couplers:7000lbs,12500lbs ,etc.capacity are available, ball size 2-5/16",designed for 50 degree A-frame tongue,painted finish.
2. Trailer straight coupler: Size : 2",2-1/2", Capacity 3500lbs,
1-7/8,2-1/2",Capacity:2000lbs,etc.
Color:Chrome or painted finish or oil finish,Type:US type,
3. Trailer coupler: Size:50mm,2-1/2",3500lbs,Color: Chrome or power coating ,Type: EU type,Steel board thickness:3mm,2.5mm
4. Hitch ball: ball size: 1-7/8",2",2-5/16", etc. Color : Chrome,
surface treating passed CASS TEST,Salt Spray Test 22hrs, No red rust,V-5, Type : US type
Ball Dia.1-7/8",2",2-5/16",Shank Dia.3/4",1",1-1/4",Shank Length 1-3/4",2-1/2",2-1/8",2-1/4",2-1/8",2-3/4",etc. are available.
5. Ball mount : with one & two & three balls :ball's size can be choosed,color: power coating and chrome,
6. wheel hubs:The materials are ductile cast irons or steels. Galvanized Hubs, 4-5 studs. PCD 4" or 4.5" .Bearing type is roller. Axle capacity 750kgs,1000kgs,1500kgs,etc.Surface treatment: spray-painting or zinc-plated.
8. square jack :Capacity 2000kgs,5000kgs,8000kgs,etc.net weight : 16kgs,32kgs,etc.Max. Height : 1540mm,1240mm,etc. style : plate ,etc. which are available.
9. brake drums :Materials:grey cast iron, Surface treatment: zinc-plated or spray-painting . Brake Dia.:160mm,250mm,203mm,200mm,250mm,Shoes width : 35mm,40mm,50mm,Number of Studs : 4 or 5,Stud Size : 7/16",3/8",M12,M14,5/8",PCD :101.6mm,165.1mm,152.4mm,139.7mm,165.1mm,Brake Type: Knott.
10. worm & worm wheels
please tell us the following to quote you : 1.Worm : the outer diameter, the modulus for gear,the number of heads and gear depth . 2. Worm wheel : the outer diameter , the inner holes & width,the length and the teeth,etc.
11. wheel rims :Various specifications (for tube type and for tubeless ) are available . Disc thickness & vertilation hole & weight can be made according to customer′s request.