Your basket is empty.

Basket

Help and contact

Free standard delivery over £199

100-day return policy

Sale

Over 300,000 customers - we say thank you!

4.93/5 "Very good" (1400+ reviews)

40,000+ products for hunting and shooting sports

Enhance your Mossberg 590's capacity with this durable steel magazine tube extension, adding 1-2 rounds without altering gun length. Includes reliable follower.

VANG COMP SYSTEMS MOSSBERG 590 MAGAZINE TUBE EXTENSION, 1 RD

100003058

Filters:

Variations

Filters:

Variations:

Enhance your Mossberg 590's capacity with this durable steel magazine tube extension, adding 1-2 rounds without altering gun length. Includes reliable follower.

MOSSBERG 590 MAGAZINE TUBE EXTENSION, 1 RD

Not available

Capacity: 1-Round Gauge: 12 Gauge Make: Mossberg Model: 590 Product no.: 100003058

Not available

101.79 GBP 0 £101.79 *

Enhance your Mossberg 590 with this Vang Comp Systems magazine extension, adding 1-2 rounds without lengthening your shotgun, featuring robust steel construction.

MOSSBERG 590 MAGAZINE TUBE EXTENSION, 2 RD

139.9 GBP 0 £139.90 *

Backorder

Capacity: 2-Round Gauge: 12 Gauge Make: Mossberg Model: 590 Product no.: 000002700

Backorder

139.9 GBP 0 £139.90 *

139.9 139.9 2 GBP

Not available.

Product no.: 100003058

Mfr. No.: NONE

Notify on availability 101.79 GBP

139.9 139.9 2 GBP

Description Specification Customers reviews Accessories

VANG COMP SYSTEMS MOSSBERG 590 MAGAZINE TUBE EXTENSION, 1 RD

Notify on availability

Description:

Enhance your Mossberg shotgun's capacity with ease!

The MOSSBERG 590 SHOTGUN MAGAZINE TUBE EXTENSION from VANG COMP SYSTEMS is designed to increase the round capacity for Mossberg shotguns, making it an essential upgrade for both tactical and sporting use.

Product Features:

Short, screw-on magazine extensions add one or two additional rounds.
Does not increase overall gun length.
Replaces factory magazine cap with no permanent modifications.
Machined from solid steel bar stock for enhanced durability.
Included sling loop can be installed for left- or right-handed shooters.
Features a smooth feeding stainless steel follower for improved reliability.
Available specifically for Mossberg 590A1 shotguns.
Note: Will not work with Mossberg 590 Shockwave firearms.

Specifications:

Material: Steel, black matte finish.
Includes: Extension tube, follower, and extended magazine spring.
Accepts: 1¼” slings.
Gauge: 12 gauge only.

Upgrade your Mossberg shotgun today with the VANG COMP SYSTEMS magazine tube extension and enjoy increased capacity without compromising on performance!

Top takeaways

The VANG COMP SYSTEMS magazine tube extension adds one additional round to Mossberg 590A1 shotguns without increasing the gun's overall length.
It is constructed from solid steel bar stock, enhancing strength and dent resistance, and includes a sling loop for ambidextrous use.
The kit comes with a steel, black matte finish extension tube, a stainless steel follower for reliable feeding, and an extended magazine spring.

Attributes

Capacity:
```
1-Round
```
Gauge:
```
12 Gauge
```
Model:
```
590
```
Weapon type:
```
Mossberg
```
Delivery weight: 0.227kg
Shipping height: 84mm
Shipping width: 112mm
Shipping length: 272mm

Item details

Made in USA
US export classification: 0A502

Customers reviews

Customer ratings (0)

5 / 5

Variations:

MOSSBERG 590 MAGAZINE TUBE EXTENSION, 1 RD

Not available

Capacity: 1-Round Gauge: 12 Gauge Make: Mossberg Model: 590 Product no.: 100003058

Not available

101.79 GBP 0 £101.79 *

MOSSBERG 590 MAGAZINE TUBE EXTENSION, 2 RD

139.9 GBP 0 £139.90 *

Backorder

Capacity: 2-Round Gauge: 12 Gauge Make: Mossberg Model: 590 Product no.: 000002700

Backorder

139.9 GBP 0 £139.90 *

Customers also bought

-12 %

+ 5 variants

HOGUE

MOSS. 500 STOCK/FOREND SET, 12GA.
OVERMOLDED SHOTGUN STOCK & FOREND SETS

4.2

Backorder

£119.90 £89.90 - 119.90

(Select Items on Sale!)

ADVANCED TECHNOLOGY

FOLDING SHOTGUN BUTTSTOCK

Buttstocks

Backorder

£154.90

-8 %

+ 3 variants

NORDIC COMPONENTS

MAGAZINE EXTENSION CLAMP
MAGAZINE EXTENSION SUPPORT CLAMP

Accessory Mounts

4.6

In stock

£64.90

£59.90

(Select Items on Sale!)

Offer

-4 %

+ 18 variants

REDDING

#6 SHELLHOLDER
PRESS TYPE SHELLHOLDERS

Shellholders & Shellplates

In stock

£24.90

£23.90 £22.90 - 25.90

(Select Items on Sale!)

Oops! Something went wrong.

We encountered an error while loading this content. Please refresh the page to continue. If the issue persists, contact our customer support.

Site Navigation

Product Categories

Ordering

Customer Service

Connect

Secure payment methods

Trade Associations

Welcome!

Welcome to Odos!

Your European partner for shooting sports, hunting and legal firearm ownership. We share your passion and offer a huge selection of firearms, parts, accessories, gunsmithing tools, optics and reloading equipment, including many products that are hard to find elsewhere in Europe.

Our mission goes beyond selling products. We want to strengthen legal firearm ownership, remove unnecessary barriers and grow our community.

For Shooters, By Shooters

We're part of the community ourselves. We share your passion and understand what matters to you.

Huge Selection

From everyday replacement parts to rare specialist equipment, you'll find everything you need in one place.

Decades of Experience. A New Name.

Formerly Midway Europe, then Brownells Europe, now Odos. Since the 1990s, we've stood for expertise, experience and a passion for firearms.

Explore our selection and support our mission to strengthen legal firearm ownership in Europe with every purchase.

Odos. Our Way Forward.