Method MR407 Bead Grip 15x6.0 +51mm Offset 6x139.7 BP 78.30mm CB Matte Black WheelDeveloped to endure the rigors of cross country, rally raid and desert races. The 407 Bead Grip Wheels feature Method's patented technology with an aggressive safety hump that engages the tire bead, increasing grip at lower tire pressures and preventing de beading. Constructed from T6 heat treated, solid A356 aluminum with a reinforced inner lip for increased strength and durability.