The Offbox Groundbait Bowl & Hoop from PRESTON is a fixed plastic bait bowl and angled ring that attaches directly to your fishing box or the legs of your platform. The bait can be mixed in the tank prior to the fishing session and then attached to one of the legs of the fish box using the ring. With SnapLok for easy transport and assembly. D36 and with inserts for 30mm round, 25mm round, 23mm round.