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Magazine Extension Tube for Stoeger 2000 A, Benelli М3 on 3 cartridges 12 gauge

Internal code: 6506
Out of stock

Out of stock

2,100 Р Last price: 2 100 RUB
Approx. 30 USD
Not available

The main purpose of the extension of the store ST-3 for 3 rounds (Delta-Tech)

The extension barrel, a store (UPM) for ST-3 on 3 cartridge (Delta Tech) is an indispensable device if necessary, expand the capacity of the staff of the store your weapons. Is a hollow tube that screws onto the thread for cap grenade store. The extension is designed to accommodate three (3) additional rounds of 12 gauge. As regular spring simply unable to push the rounds so far then comes another. It is of greater length and stiffness and ensures continuous and smooth feeding of cartridges from the store. To facilitate the installation of UPM for weapons there is a special hole for the cleaning rod (cleaning rod available separately), to make it easier to cope with the resistance of the spring during installation.

This modification of UPM ST-3 is used for the extension of the store shotguns Bekas 12M, A Stoeger 2000, Benelli M3 and similar. The extender is made of aluminum alloy, which has good combination of strength, lightness and corrosion resistance. On the outer surface is coated with a special polymer coating that protects the unit from high temperatures, resistant to mechanical stress and abrasion. All questions on the application, mounting, characteristics, ordering, purchase and delivery of extension barrel, shop ST-3 you can ask the specialists of our online store by phone (495) 989-10-56 . For your convenience, the item card there is a tab where you can ask questions online or to read reviews about the product.


Before beginning any work on a firearm be sure to check that the weapon is completely unloaded and the safety is on! When installing and removing the extension tube barrel store (UPM) needs to ensure no ammunition in the weapon. The amount of ammunition in the weapon on "Law on weapons" of the Russian Federation shall not exceed 10 ammunition (except sporting events).

Package includes:

  • Extender grenade shop ST-3 – 1 PCs.
  • Spring – 1 PC.
  • Washer – 1 PC.
  • Sling swivel – 1 EA.
  • Ring swivels – 1 PC.
  • Screw for strap clips – 1 EA.
  • Packaging

Technical characteristics of the extension cable shop ST-3 for the Stoeger/Benelli (Delta-Tech)

Technical data

Extender shop ST-3 for the Stoeger/Benelli

Fastening on the weapon

Removable: screw, nut instead of a regular store


3 rounds



Designed for weapons

A Stoeger 2000, Benelli M3, Snipe 12M

Physical and operational characteristics


Aluminum alloy В95Т, polymer coating


Matte black

Length, mm


Weight, kg



OOO "Delta-Tek", Tula, Russia

Case material
aluminum alloy
Country of origin
Manufacturer's warranty (years)
Dimensions (mm)
2 × 6 × 5
Net weight (kg)