Waldhausen Thin Rubber Mullen Pelham Short Shank Waldhausen Thin Rubber Mullen Pelham £34.95 metric size: [Choose]14.512.513.5 Quantity: at £34.95 each Add To Basket Waldhausen"s new rubber bits are made of food-safe thermoplastic polyurethane. Thin rubber coated mullen pelhams. Rigid mouthpieces non flexible. Thickness: 15 mm Upper cheek bar: 4 cm, Lower cheek bar: 5 cm Available in 12.5, 13.5 and 14.5. These bits normally take around 5 working days to come into stock if not already in the shop.