Belgian M 1880 Engineers sawback bayonet. (ABCN1198)(K364)(JN16-4)

M 1777 - 1868 Terssen Engineer rifle. Serial number: FS 6901 in the mortise slot. Excellent bright finished fullered sawbacked blade with a large false edged. 31 pairs very sharp teeth. Ricasso shows date: 1889 and a Belgian inspection mark: Crown over FL in a trilob. Reversed ricasso a rampant lion stamp in a box and GB in an oval. Blade spine is marked LD. Excellent brass ribbed grip with an external spring. Pommel is marked with a rampant lion stamp and Crown over NB in a trilob.  Excellent bright finished steel crossguard with muzzle ring, MRD 17,2 mm, and a forward swept guillon. Unit marked: V over 5555 on the crossguard.
No scabbard

Very nice and impressive sawbacked bayonet.
The rifle started as a M 1777 flintlock muzzle loader and was converted with a back action lock by Terssen in 1868. It was used by the Belgian Engineers.