The Pieper revolving carbine is a Belgian carbine.
History
The weapon was developed in the late 1890s by Pieper in Belgium. It is only known to have be used by the Mexican Rural Police. Very few were made and it is very highly valued by collectors because of that.
Design Details
The Pieper uses the same gas seal system as the Nagant M1895 revolver. It holds nine rounds in a swing-out cylinder.
Ammunition
An 8mm Pieper cartridge (right) compared to the 7.62x38mmR cartridge used by the Nagant.
The weapon used the 8mm Pieper bullet, which is essentially a longer 7.62x38mmR bullet.