Description

The Mossberg 510 Mini 410/18.5 Mobuc Cmpt is a compact, lightweight pump-action shotgun built for smaller shooters and those who prefer a reduced-recoil platform. Chambered in .410 bore with an 18.5-inch barrel and a synthetic stock, this model is designed for easy handling at the range or in the field. It combines Mossberg’s proven reliability with a youth-friendly size, making it a practical choice for introducing new shooters to shotguns.

Manufacturer	Mossberg (per manufacturer specs)
Model	510 Mini .410 / 18.5 Mobuc Cmpt
Material	Synthetic stock and forend (per manufacturer specs)
Compatibility	.410 bore 2.5- and 3-inch shells (per manufacturer specs)
Finish	Matte blued barrel, black synthetic (per manufacturer specs)
Weight	Approximately 5.5 lbs (per manufacturer specs)
Condition	New

Key Features

Compact 18.5-inch barrel: Makes the shotgun easy to swing in tight spaces and comfortable for smaller shooters to handle without feeling front-heavy.
Reduced length of pull: Shorter stock fits youth and smaller-framed shooters better, helping them mount the gun naturally and maintain proper form.
Lightweight synthetic construction: Keeps the overall weight down to about 5.5 lbs, so young shooters can carry it longer without fatigue.
Dual extractors and twin action bars: Provide reliable cycling and smooth operation, reducing the chance of jams when new shooters work the pump.
Vent-rib barrel with bead sight: Offers a clear sight picture for fast target acquisition, which builds confidence for beginners learning to shoot clays or small game.

Who It’s For

This shotgun is ideal for families looking to teach kids or new shooters in a low-recoil platform. It’s also a great fit for smaller-framed adults who want a lightweight home-defense or pest-control gun. The .410 bore keeps noise and kick manageable while still being effective on small game and targets.

Pros and Cons

Pros:

Very low recoil — comfortable for all-day practice sessions.
Short barrel and light weight make it easy to maneuver.
Reliable Mossberg action with twin action bars.
Affordable price point compared to other youth shotguns.

Cons:

.410 ammunition can be more expensive and less available than 12 or 20 gauge in some areas.
Limited aftermarket support for stocks and accessories compared to larger gauges.

Comparison

Feature	Mossberg 510 Mini .410	Mossberg 500 .410 Youth	Remington 870 Express .410 Youth
Barrel Length	18.5 inches	20 inches	21 inches
Weight	5.5 lbs	6.0 lbs	6.25 lbs
Length of Pull	12.5 inches	13 inches	13 inches
Stock Material	Synthetic	Synthetic	Synthetic
Action Bars	Twin	Twin	Single
Price	$497.69	$510.00	$535.00

Frequently Asked Questions

What is the barrel length on the Mossberg 510 Mini .410?

The barrel length is 18.5 inches, which keeps the overall length short and manageable for smaller shooters.

Can adults use this shotgun comfortably?

Yes, especially smaller-framed adults. The reduced length of pull may feel snug for taller shooters, but many adults appreciate the light weight and low recoil for casual shooting.

Does it come with a choke tube?

Per manufacturer specs, this model has a fixed modified choke. It works well for most small game and target loads.

Is this shotgun good for home defense?

The .410 bore with 3-inch shells can be effective at close range, and the short barrel makes it easy to maneuver indoors. Recoil is light, which helps with follow-up shots.

What gauge shells does it take?

It accepts both 2.5-inch and 3-inch .410 bore shells. Stick with 2.5-inch for lower recoil when teaching beginners.

Ready to Get Started?

The Mossberg 510 Mini .410 is one of the best entry-level shotguns for families, with over 10 million Mossberg shotguns sold in the U.S. alone. Order yours today and give your new shooter a safe, confidence-building first experience.

✓ Nationwide delivery (all 50 states)
✓ Ships 1-2 business days
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Last updated: April 2026