Landor Arms BPX902G2 BPX 902-G2 12 Gauge 18.50" 5+1 Black Fixed Bullpup Stock. The Landor BPX902-G2 Bullpup semi-auto shotgun is gas operated and features a 18.50" barrel with 3 chokes. It has a black fixed bullpup stock, folding front and rear sights and a sling swivel. The Gen 2 includes an AR style charging tab along with a side-mounted charging handle. Includes two 5rd and one 2rd magazines.