Lowering: from -80mm to + 20mm Thanks to the advanced 24-step hardness adjustment, you can adjust the suspension to your needs, making it extremely hard or set the hardness similar to the series. The set consists of: 4 springs 4 key threads The product is covered by a 24-month warranty. Reduction: from - 80mm to + 20mm Thanks to the advanced 24-step adjustment of the hardness, you can adjust the suspension to your needs, making it extremely hard or set the hardness similar to the series. The set consists of: 4 springs 4 key threads The product is covered by a 24-month warranty.