Martin Wheel DM452C-5C-I Loadstar Bias Ply Trailer Tire, 530-12Highlights: Tire Size: 530 12 Rim Size: 12" X 4" Ply Rating: C Color: White Wheel Load Capacity: 1045 lb Maximum Pressure: 80 psi Standards: DOT Approved K353 Tread, 5 Hole X 4 1 2" in Bolt Load range C bias ply highway service trailer tire mounted on a 5 hole custom spoke white wheel WARNING: This product can expose you to chemicals including Lead which is known to the State of California to cause cancer and birth defects or other reproductive harm.