18.4x30 R1 12 PLY (2 Tires + 2 Tubes) ROAD CREW Tractor farm Tires DEEP AGGRESSIVE TREAD thorn and flat resistant 12 PLY rated tractor lug tires, MAX LOAD: 6400 LBS” TUBES INCLUDED (2 TIRES + TUBES INCLUDED). The original 45 degree long bar tread gives tremendous improvement in traction over the long/short bar tread 2-TIRES + TUBES