Baikal MP-133

Baikal (Izhevsk) · Shotgun · In Production · 1996

Also known as: IZH MP-133, EAA MP-133, Baikal MP133

Overview

The Baikal MP-133 is a Russian pump-action shotgun manufactured by the Izhevsk Mechanical Plant. Chambered for 12-gauge shells in 70mm, 76mm or 89mm (2.75, 3 or 3.5 inch) lengths, it uses a sliding forend with dual action bars feeding from an under-barrel tubular magazine holding up to four rounds. Known for rugged, inexpensive construction, the MP-133 is widely exported for hunting, sport and security use, with the MP-133K variant fed from a detachable box magazine.

Specifications

Weight (empty)	3300 g (116.4 oz)
Overall Length	1040 mm (40.94")
Barrel Length	510 mm (20.08")
Action Type	Pump Action
Firing Mechanism	Hammer Fired
Trigger Type	Single Action
Magazine Capacity	4 rounds
Magazine Type	Tubular
Muzzle Velocity	400 m/s (1312 fps)
Effective Range	40 m (44 yd)
Barrel Rifling	Smoothbore
Frame Material	Steel
Barrel Material	Steel
Stock Material	Wood
Finish	Blued

Calibers

12 Gauge · primary — also known as 12ga, 12 Bore

Features

Firing modes: Repeating
Feed systems: Tubular Magazine
Safety mechanisms: Manual Safety, Trigger Block
Features: Dual Action Bars, Interchangeable Chokes, Ventilated Rib

Variants

Baikal MP-133K — Detachable Magazine

Service history

Operators

Russian Federation

Production

Production years: 1996-present

Produced at the Izhevsk Mechanical Plant; remains in production with multiple barrel and stock configurations

Origin

Country of origin: Russia

Notes

Exported to the United States as the EAA/Baikal MP-133 and marketed under various Baikal-branded names. Available with interchangeable choke tubes and multiple barrel lengths from 510mm to 750mm.

Background

The MP-133 replaced the earlier IZH-81 in Izhevsk's pump-action lineup and became one of Russia's most common civilian repeating shotguns, prized for affordability and the robustness typical of Izhevsk-built firearms.