Discover weather-resistant speed bump warning signs. Choose from various sizes with reflective surfaces for day and night visibility Can be fixed to posts, walls or cladding either drilled, screwed, riveted or nailed. Aluminium composition means it doesn't rust or get cracks Dibond is often used for shop / building signage, directory signs for offices or flats, but can also be used excellently in car parks, property development hoardings, direction and information signage and much more. Road hump humps sign - 3mm Aluminium sign fitted with 2 strips Channel to rear for mounting on post 600mm x 300mm. Traffic Sign Speed Bump Warning Speed Bumps Ahead. Road Hump Humps Sign Speed Bump Sign Order a high-quality Speed Bumps Ahead Sign from . Shop thousands of MUTCD-compliant traffic signs in stock today with fast shipping 3mm Aluminium sign fitted with 2 strips Channel to rear for mounting on post , 600mm x 300mm Speed bumps ahead. Speed Bump Warning Sign - H.I.P. - 24x24 10mm Radius rounded corners, no sharp edges