6-shot, .36 caliber. The '51 London Model Navy is unique from its American cousin in that it features a color casehardened backstrap, and oval triggerguard, rather than the American model's brass version. Wears traditional blued, roll-engraved cylinder with the naval battle scene depicting Texas' navy's victory over the Mexican navy, 7 1/-inch octagon barrel and trigger, traditional color cased loading lever and hammer. Brass bead front sight and notched hammer rear sight, varnished one-piece walnut grips. No. CA005.