Percussion carabiner model 1840. Round barrel with sides with the thunder, dated 1842. Tailstock stamped "Mle 1840". Lock "Mre Rle de Tulle" and hammer with round body. Punched brass fittings (different periods). Stick in drowning. Iron ramrod model 1837. Bedplate stamped "3 A.F.". Sling in bleached buffalo. Length of the barrel: 75 cm - Overall length: 114 cmE .M. (screw of lock to be refixed, a screw of modified trigger guard) .