... , slow performance significantly, and no noise and no comfortDescription:Specifications: Ladder: 350 × 250 × 50mm (L * W * H) ends: 350 × 170 × 50mm ... , deceleration pad, slow road humps, rubber speed brakes, rubber road hump, rubber deceleration road humps, rubber speed hump, rubber buffer, rubber speed bump, road speed hump ...