CO2 PistolWG Sport 331 M9

WG Sport 331 M9 Half Blowback CO2 Pistol (Black)

Pistol
CO2

Best price we found

$71.99

at Airsoft GI

Save $27.01 (27%) versus the highest price we track

✓ In stock at 2 retailers

View at Airsoft GI Compare all 2 retailers

Also search this gun on Amazon

Opens an Amazon search — we do not track Amazon prices or stock, so check them there.

Price comparison

Price and stock by retailer
Retailer	In stock	Price	Difference	Link
Airsoft GI Best price	Yes	$71.99	—	View deal for $71.99 at Airsoft GI (opens in a new tab)
Airsoft Station	Yes	$99.00	+$27.01	View deal for $99.00 at Airsoft Station (opens in a new tab)

Prices last checked 21 hours ago. Always confirm on the retailer site before buying.

Price history

Lowest tracked $71.99
Highest tracked $99.00
Price changes recorded 2

Based only on prices we have observed since tracking began.

About the WG Sport 331 M9 Half Blowback

The WG Sport 331 M9 Half Blowback is an airsoft CO2 pistol, finished in black.

We track it at 2 retailers, and what they charge is $27.01 apart — $71.99 at the cheapest against $99.00 at the dearest. That gap is the whole reason to check before ordering.

Both listings are in stock as of the last check.

CO2 runs at a higher pressure than green gas, which usually means a sharper kick and better cold-weather performance. It also puts more wear on seals, so expect more frequent maintenance. How the power systems compare.

At a glance

Category	Pistols
Power system	CO2
Colour	Black
Retailers tracked	2
Price range	$71.99 – $99.00
Availability	In stock at 2 of 2

Common questions

How much does the WG Sport 331 M9 Half Blowback cost?: The lowest price we have found is $71.99 and the highest is $99.00, so it is worth checking both before ordering.
Where can I buy the WG Sport 331 M9 Half Blowback?: Of the retailers we price-check it is carried by Airsoft GI and Airsoft Station. Every price on this page links straight to the seller.
Is the WG Sport 331 M9 Half Blowback in stock?: Yes — 2 of the 2 listings showed it in stock at the last check. Stock moves fast, so confirm on the retailer page.