Rage Powersports Removable Motorcycle 5.5" Wheel Chock Stabilizes motocross, off-road MX, and dirt bikes during travel in a pickup truck or on a trailer bed Enables quick chock removal between uses, includes all necessary hardware for installation 5-1/2"W Low-profile wheel attachment Rubber caps eliminate water and debris from collecting inside the tube frame Heavy duty reinforced 1" steel tube frame with a glossy black powder-coat finish