This cast bezel is attached to the prism bed of the Sieg C2, SC2 or C3 with the help of a clamping stone. The three brass support jaws are infinitely adjustable via knurled screws and allow easy attachment to the workpiece. The adjustment of the support jaws can be fixed via a hex nut per jaw. With this bezel you can work pieces with a diameter of up to 39 mm.