High Impact Resistance Natural Rubber Speed Hump Size:500X500X50mm End Cap:R25-50H End Cap size:250X500X50mm Specifications.rubber Road Bump,speed ramp,rubber Speed ... Humps,speed bumps,Rubber Cable ProtectorSpecifications: Body : 500*500*50mm.End:250X250X50mm.Characteristics:1 specialized designed, notable decelerate effect, without noise ...