Race Ramps RR-CLR-4 Car Lift Ramps, (Pair) Item may ship in more than one box and may arrive separately Lightweight: Easy to carry and maneuver, great alternative to steel and lumber Safe: Won't slip, slide or scoot on any surface and never scratches or marks your floors Strong: 100 percent solid core construction and supports up to 6,000 lbs. Necessary For Any Garage: Use a scissor lift trouble-free with these solid, lightweight 4" Lift Ramps that create a safe angle of approach Made in the USA; Dimensions: 185"L x 14"W x 4"H, Wheelbases: 80" to 115"