Equimouth Flexible Mullen Loose Ring These bits do come generous so the 145 will measure just under a 6". Please allow 10 days for other sizes to come. £40.95 This bit is currently out of stock please contact us for more details. 0 in your basket View Basket Checkout New from Waldhausen for 2018. Very similar to a Nathe mouthpiece. Appear to be very generous in size. The 14.5 measures just under 6"