This wheel features Grant's exclusive dual-plane spoke design. This 3-dimensional hi-tech, dual-plane 4-spoke design offers a world class look. A Grant installation kit is necessary to mount this wheel to a vehicle. This wheel will work with any Grant Standard 3000 or 4000 Series Installation Kits. It will not work with Grant billet or euro installation kits. Note: The eight bolt pattern you see around the horn button is decorative only and this wheel is still a three bolt pattern beneath the horn button.Specifications: Color Hardwood Walnut Diameter (in.) 13.500 in. Material Wood Spoke Color Black Spoke Number 4 Description_DES Challenger Steering Wheel Description_EXT Challenger Steering Wheel; 13 1/2 in. Diameter; 2 1/4 in. Dish; Hardwood Walnut Finish w/Rivets; Black Dual Plane Spoke Design; Description_FAB Dual Plane Spoke Design Description_FAB 3 Dimensional Hi-Tech Dual Plane 4 Spoke Design Description_FAB Extra Thick Foam Grip Description_FAB CRS Steel Spokes Description_MKT This wheel features Grant's exclusive dual-plane spoke design. This 3-dimensional hi-tech, dual-plane 4-spoke design offers a world class look. A Grant installation kit is necessary to mount this wheel to a vehicle. This wheel will work with any Grant Standard 3000 or 4000 Series Installation Kits. It will not work with Grant billet or euro installation kits. Note: The eight bolt pattern you see around the horn button is decorative only and this wheel is still a three bolt pattern beneath the horn button. Description_SHO Steering Wheel