All stalls have 304 legs. Top strap bolted 18 ga. 1½’’ rolled style. Flat bar for bolting to floor. Feed trough available in any length. Sizes available: 22’’, 23’’, 24’’ W (custom sizes available) Optional slanted front to discourage stepping into feed. 3’’ Feed tube/304 (optional) Bolt on waterline Bracket (optional) Cardholder (optional)