THESE GLOBE FEET WILL FIT THE GC-9,GC-10,GC12 SLICER MODELS THEY HAVE AN EXTENSION ON THE FEET THAT WILL ALLOW YOU TO BE ABLE TO CLEAN UNDER THE SLICER SO ACCLIMATION DOES NOT BUILD UP UNDER THE SLICER AND THEY HAVE THE NEWER MODEL NO MAR FEET IT IS A COMPLETE SET OF FOUR AND WILL SCREW INTO YOUR SLICER WITH EASE