The Giffin Grip® Model 10 is a classic trimming chuck for re-centering leather hard pots on the wheel. The various Sliders and Rods move in simultaneously to hold your pot on center and can accommodate a wide range of forms up to 14" (35.5 cm) in diameter. The Giffin Grip Model 10® fits most potter’s wheels on the market including: Shimpo, Brent, Speedball, Skutt, and many more.