OS18 5' Track ExtensionUnlock the full potential of your OS18 sawmill by adding a detachable track extensionbolting directly to the end of your log bed for a seamless fit. Each extension gives you an extra 5' (1. 5m) of cutting capacity. Add one, or keep goingstack as many as you need to handle logs of virtually any length. Note: Feet levelling legs are sold separately Additional log dog log rest kits are sold separately. What's Included: Laser cut tracks (2) Cross bunks