10 Umarex S&w M29 of 2026 For Backyard Plinking

1

Umarex High-Grade CO2 Cartridges for Pellet Guns, BB Guns and

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• ARS Mark

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  9.4
• Brand
  Umarex

Key specs2

Cartridge standard

12-gram non-threaded CO2

Airgun maintenance role

Provides standard 12-gram CO2 power for compatible replica pistols and revolvers without requiring adapters.

Pros & cons33

Pros

• Standard 12-gram size fits compatible CO2 replica revolvers and pistols
• Compact 12-pack is easy to store and transport in range bags
• Manufactured specifically for Umarex BB guns, pellet pistols, and airsoft

Cons

• Does not include silicone oil or maintenance lubricant for valve seals
• Rounds per capsule depend on your specific airgun model and firing pace
• Smaller quantity requires frequent reordering for regular weekend plinkers

2

Umarex Precision .177 Caliber BB Gun BBS (1500 Count), Pack

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  9.4
• Brand
  Umarex

Key specs2

Ammunition type

.177 caliber steel BBs

Target plinking suitability

Built for smoothbore .177 BB airguns, delivering factory-rated high penetration on backyard paper targets and cans.

Pros & cons33

Pros

• Standard .177 caliber fits steel BB pistols and revolvers
• Comes with 3,000 total BBs split across two convenient 1,500-count bottles
• Factory rated for high penetration and extreme velocity on target backstops

Cons

• Steel BBs will damage rifled barrels designed exclusively for lead pellets
• Not usable in .43 or .50 caliber training platforms
• Bottles lack an integrated speed-loader spout for revolver cartridge shells

3

Umarex High-Grade CO2 Cartridges for Pellet Guns, BB Guns and

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  9.4
• Brand
  Umarex

Key specs2

Supply volume

50 individual 12-gram capsules

Valve protection

Umarex specifies clean-filtered gas designed to prevent dirtying internal seals and firing valves during high-volume shooting.

Pros & cons32

Pros

• Bulk 50-count pack supports extended plinking sessions without running dry
• Clean gas formulation prevents fouling internal firing valves and seals
• Compatible with 12-gram CO2 air pistols, pellet rifles, and airsoft guns

Cons

• Shipping is restricted to specific zip codes due to compressed gas rules
• Total shot count varies widely depending on airgun valve efficiency

4

Umarex T4E Smith & Wesson M&P M2.0 .43 Caliber Training Pistol

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  9.0
• Brand
  Umarex

Key specs2

Caliber and projectile

.43 caliber paintball marker

Training application

Replicates S&W M&P M2.0 dimensions and controls for force-on-force drills rather than backyard target plinking.

Pros & cons33

Pros

• Realistic Smith & Wesson M&P M2.0 dimensions and functional controls
• Solid 1.68-pound weight replicates duty pistol handling
• Offers cost-effective training at less than 9 cents per round

Cons

• Fires .43 caliber paintballs instead of standard .177 steel BBs or pellets
• Not suitable for backyard paper plinking or steel spinner targets
• Does not deliver classic revolver cylinder loading action

5

Umarex Notos Carbine .22 Caliber PCP Pellet Gun Air Rifle

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  9.0
• Brand
  Umarex

Key specs3

Powerplant mechanism

Pre-charged pneumatic (PCP)

Caliber selection

.22 caliber pellet

Platform configuration

Functions as a shoulder-fired PCP carbine air rifle rather than a replica handgun, requiring dedicated high-pressure air fills.

Pros & cons33

Pros

• Pre-charged pneumatic powerplant eliminates reliance on 12-gram CO2 capsules
• Shoots .22 caliber pellets for heavier target impact than steel BBs
• Carbine rifle layout provides shoulder-fired stability for target practice

Cons

• Requires high-pressure PCP charging equipment that is not included
• Listing does not state tank capacity, fill pressure, or shot count per fill
• Completely different format from a replica Smith & Wesson revolver

6

Umarex .177 Caliber BB Gun Air Pistol Magazine (Pack of

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  8.8
• Brand
  Umarex

Key specs2

Magazine capacity

19 steel BBs per magazine

Hardware compatibility

• Smith & Wesson M&P 40
• Beretta Elite II
• Umarex XBG, TDP 45, and TAC

Pros & cons32

Pros

• Twin pack provides two 19-shot magazines for continuous target shooting
• Directly compatible with Smith & Wesson M&P 40 .177 BB air pistols
• Drop-free stick design allows straightforward loading with steel BBs

Cons

• Incompatible with revolver cylinders and rotary pellet clips
• Fits only specified pistol models and standard .177 steel BBs

7

T4E TR50 Gen 2 Revolver .50 Caliber Training Pistol Paintball

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  8.8
• Brand
  Umarex

Key specs1

Revolver action format

Features rotary cylinder training operation in a large .50 caliber platform for paintball markers.

Pros & cons33

Pros

• Revolver form factor delivers authentic rotary cylinder handling
• Gen 2 construction built for .50 caliber marker projectiles
• Distinct training pistol design for force-on-force engagement

Cons

• Fires .50 caliber paintballs rather than .177 backyard plinking BBs
• Listing omits specific muzzle velocity and cylinder shot capacity
• Much larger profile than standard .177 caliber wheelgun replicas

8

Smith & Wesson M&P 40 .177 Caliber BB Gun Air

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  8.4
• Brand
  Umarex

Key specs2

Velocity specification

Up to 410 FPS

Sighting and accessory mounts

Equipped with fiber optic sights for rapid target acquisition and an under-barrel rail for tactical attachments.

Pros & cons43

Pros

• Fires .177 steel BBs at listed velocities up to 410 fps
• 19-shot drop-free magazine enables fast reloading during plinking
• Equipped with fiber optic sights and an integrated tactical rail
• Built-in manual safety provides positive firing control

Cons

• Single 12-gram CO2 capsule must be purchased separately
• Stick-magazine semi-auto action lacks authentic revolver cylinder mechanics
• Steel BB design is not compatible with rifled lead pellet shooting

9

Smith & Wesson M&P 40 .177 Caliber BB Gun Air

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  8.4
• Brand
  Umarex

Key specs2

Magazine and reload style

Uses a 19-shot drop-free stick magazine housed alongside a single 12-gram CO2 capsule inside the grip.

Weight and handling

1.0 lb total weight

Pros & cons43

Pros

• Shoots .177 caliber steel BBs at factory ratings up to 410 fps
• Substantial 1-pound weight gives realistic feedback in hand
• Fiber optic sights improve quick sight alignment on backyard targets
• Integrated accessory rail accepts standard lights and lasers

Cons

• Requires purchasing separate 12g CO2 cartridges to operate
• Semi-automatic stick-mag setup does not provide wheelgun loading action
• Not designed for use with .177 lead pellets

10

Umarex S&W M&P9 M2.0 C02 Blowback Black Airsoft BB Pistol

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  8.0
• Brand
  Umarex

Key specs2

Blowback action mechanism

Gas blowback slide cycles with each shot at a factory-rated 330 FPS for airsoft skirmishing.

Hop-up adjustment

Adjustable hop-up unit

Pros & cons33

Pros

• Gas blowback action provides realistic slide cycling on every trigger pull
• Adjustable hop-up unit allows fine-tuning BB trajectory downrange
• Factory rated at 330 fps for controlled airsoft target shooting

Cons

• Airsoft mechanism cannot shoot .177 steel BBs or lead airgun pellets
• Blowback slide action consumes more CO2 than non-blowback models
• 12-gram CO2 power source is not included in the box

Last update on 2026-10-08 / Affiliate links / Images, Product Titles, and Product Highlights from Amazon Product Advertising API

Which CO2 cartridges seat properly without leaking or fouling the valve?

Umarex 12-gram CO2 cartridges provide the clean gas flow needed to protect internal seals. Low-grade gas can dirty airgun valves over time, leading to leaks and inconsistent pressure. Using high-grade 12-gram capsules keeps the valve assembly clean and seats cleanly against the puncture seal when loaded according to the manufacturer instructions.

Does this airgun shoot standard .177 BBs or pellets?

Ammunition compatibility depends on your specific cylinder design, so always confirm whether your shells require .177 caliber steel BBs or pellets before firing. Umarex precision .177 caliber BBs deliver dependable feeding in steel BB barrels. Never load paintball rounds like .43 caliber or .50 caliber, and never try loading .22 pellets meant for rifles like the Umarex Notos Carbine.

How does revolver handling compare to semi-automatic S&W replica pistols?

Revolvers rely on authentic cylinder cycling and individual shell loading, giving you classic wheelgun operation rather than rapid multi-shot feeding. Semi-automatic replicas, such as the Smith & Wesson M&P 40 .177 caliber air pistol, feature a 19-shot drop-free mag, manual safety, and fiber optic sights that shoot up to 410 fps. If you prefer fast repeating action over manual cylinder loading, consider a semi-automatic CO2 BB gun instead.

Can you use drop-free stick magazines in an airgun revolver?

No. Revolvers load ammunition directly into rotating cylinders or removable cartridge shells rather than detachable stick clips. Drop-free magazines, like the 19-shot Umarex .177 caliber air pistol magazine designed for the S&W M&P 40, TDP 45, and XBG, feed vertically into compatible semi-automatic grips. Verify the feeding system on the product listing before ordering spare loading gear.

How can you tell replica wheelguns apart from S&W paintball and airsoft models?

Check the caliber and projectile type stated on the packaging before buying. Training markers such as the T4E S&W M&P M2.0 shoot .43 caliber paintballs, the T4E TR50 revolver uses .50 caliber rounds, and airsoft versions like part number 2275912 shoot plastic airsoft BBs. Target plinking revolvers rely on .177 caliber ammunition, so confirming the bore size prevents ordering mismatched rounds.

What steps protect the internal CO2 valve from long-term damage?

Use clean 12-gram CO2 cartridges and avoid overtightening the piercing screw during installation. High-grade Umarex CO2 cartridges prevent dirty buildup from gumming up internal airgun valves. Also inspect the seal area regularly for debris, and avoid leaving pressurized or spent gas capsules clamped in the grip for extended storage.