Freshpark Ricky Johnson 102" Portable Moto Dirt Bike Jump Ramp. Ricky Johnson Signature 102"L x 40"H Portable Moto Ramp. Folds compact for travel. Dirt bike launch ramp (maximum 6,000 lb. capacity). Grated steel surface with a powder-coat finish. Cold-Rolled steel frame. Freshpark Ricky Johnson 102" Portable Moto Dirt Bike Jump Ramp * Ricky Johnson Signature 102"L x 40"H Portable Moto Ramp * Folds compact for travel * Dirt bike launch ramp (maximum 6,000 lb. capacity) * Grated steel surface with a powder-coat finish * Cold-Rolled steel frame