Ditting Vibrator Plate Replacement Boot Base 55711. Regular price. $19.99. Add to cart. Ditting Replacement Discharge Grommet 43841 Chute Clamp Rubber Boot. Regular price. $29.99. Add to cart. At Voltage Coffee Supply, we carry a full line of Ditting Swiss coffee grinder parts, burrs and grinding discs, hoppers, accessories, and more.