The Bessey KT5-1CP Single Spindle Regular Duty Edge Clamp is for use with bar clamps that use rails up to 1/2-inch thick. The Bessey KT5-1CP uses a lightweight, corrosion resistant spindle that is specifically designed for a high static stress load. Features: * For use with bar clamps with rails up to 1/2-inch thick * The Bessey KT5-1CP uses a single spindle design What"s In The Box: * Bessey KT5-1CP Single Spindle Regular Duty Edge Clamp