Set of Two 15X6-6 Turf Tires Replacement for Garden Lawn Mower Tractor, Golf Cart. 4 Ply Rated, Tread Depth:0.23''/6mm, Rim Width:4.5'', SW:6.29''/mm, OD:15''/380mm, Max. Load:570 lbs@30 psi. Heavy 4 Ply Rated nylon construction resists punctures and abrasions. Wide shoulders design Replacement for traction and weight disbursement NOTE:This tire has registered DOT, register compliance number:R3, And This tire CAN'T BE USED ON THE HIGH WAY,and tire speed cannot exceed 80 km/h；Tread Pattern:Turf tech tread is designed to provide dependable traction when working on turf, especially on hills and inclines, without being harmful to grass