5/8 Abbey England Black Nylon Loop Ended Gag Roundings 5/8 Black Nylon Roundings £33.95 This bit is currently out of stock please contact us for more details. Black nylon loop ended Gag Roundings with 5/8" buckles. Total length from top to bottom 15". These roundings are safe and quick and easy to use. Now come with a leather stopper.