Certificate in accordance with European Standards EN 1176 by the German TÜV - Product Service.Made of wood composite laminated pine timber autoclave with non-toxic salts and galvanized steel.Composed by 4 pillars of bonded section 7x7 cm, a beam made of tubular galvanized steel section 4x8 cm rectangular painted oven to 180°C.There is a floor seat or cage and rubber bumper with internal aluminum profile and chain-mesh welded and hot-galvanized.Assembled by 8.8 galvanized steel bolts and nuts. Attacks in galvanized metal, for anchoring to the ground.