SKB 90 TSS Trap White Chrome 12 Gauge 32" Barrel. Fabricated from high strength 4140 steel; the barrels are bored cut with 3" chambers, lengthened forcing cones, fitted with competition series choke tubes and equipped with automatic ejectors. The finished barrel has a highly polished chrome interior, jeweled monobloc and matte black chrome exterior. The sighting plane is a 10mm top ventilated rib with a matte surface and target sights.