Professional hub for commercial or occasional use. This unbraked trailer hub features sealed metric ball bearing hubs with rubber seals for durability. The cast hub is designed for strength and is suitable for a wide range of trailers manufactured by Erde or Daxara. This listing is for a pair of hubs, commonly fitted to Erde/Daxara trailers. It is a 4-stud hub with a 115mm PCD (Pitch Circle Diameter) and includes 4 wheel stud bolts. The bearings are pre-pressed, eliminating the need for specialist tools. The set includes 2 cast hubs, 2 sealed bearings (inner and outer), 2 metal caps, 2 washers and locking nuts, and 8 stud bolts. Suitable for Erde trailers (models 100, 101, 102, 120, 121, 122, 130, 131, 132 with 115mm PCD wheels) and Daxara trailers (models 106, 107, 127, 136, 137 with 115mm PCD wheels).