The Tomahawk 15x20 External Bait Cage - Model BC109.5 is an external bait cage that is designed to attach to the rear of our Tomahawk bobcat- and fox-sized traps. This includes models 109.5 and 609.5 as well as any other traps measuring 15W x 20H". The cage is made with ½ x 1 – 14 gauge galvanized wire and has a “guillotine style” release door for easier access.