SHIMANO RT10 Disco Center is a top-of-the-range model perfect for hiking and cross country leisure. For Center Lock fasteners, it is only compatible with resin pads. Silver color. Resin-only shoe compatibility. Disc diameter 160mm, 180mm. Center Lock disc fixing. Floating Disc Type. Screws Included. Available in 160mm or 180mm. Steel disc. Steel clamping system.