Brownings ‘Xi-Box’ high quality, efficient and compact seating case. The Xi-Box 30 SL Base is a fully equipped Xi-Box with 30mm legs, but it is supplied without the sliding footplate. The box is compact, has a very low weight, but is still very stable. The box is designed for anglers who fish from large platforms or jetties and therefore do not need a footplate. A good choice for anglers who want a high quality seat box, but which is still easy to build. The seat box is delivered in the basic version, so anglers can build the seat box they have in mind.