Wheel nut M10, used on many smaller imported trailers.
Press in wheel stud 3/8 UNF, used on most hubs and brake drums with 4 ins PCD.
Wheel nut 3/8 ins UNF, used on most 4 ins PCD hubs and brake drums.
Wheel stud M10, used on many smaller imported trailers and unbraked hubs with 4 studs on 100 mm PCD.
WB 7082 1/2 ins UNF Wheel Nut
WB 7083 5/8 ins UNF Wheel Nut