Limited Edition: SimplyCool Barrel Cooler


Our 4th of July 2024 Limited Edition color combination SImplyCool Barrel cooler!  Production run and sale will only run for the month of July.  Grab yours and enjoy the this holiday month.


Category: SKU: SIMPLYCOOL-1-1


Product description:

The cooler’s design maximizes air flow and pressure. A simple design at simply an affordable price. The fan runs from a 5V USB connector. A rechargeable USB battery pack runs a cooler all day. It can even be powered directly from your phone!  No need to worry about expensive, hard to find batteries. Multiple coolers can be run off a single battery pack.

The SimplyCool barrel cooler is a must have in every gear bag.

Sold with set of 3 ducts

Product Features:

  •  Three sizes of removable ducts: 5.56, Standard/Magnum and Lapua bolt faces.
  • A high static flow fan provides the required air to push through longer barrels and suppressors
  • Whisper quite operation
  • Made with additive manufacturing
  • Fan body size is 3 inches x 3 inches x 1 inch

5.56 Duct Compatibility*

  • Small bolt face diameter 0.384” +/-
  • 5.56 NATO, .233 Rem.
  • .222 Remington, .204 Ruger
  • 22 Nosler

Standard/Mag Duct Compatibility*

  • Standard bolt face diameter 0.470” +/-
  • 308 Win., 243 Win., 22-250 Win.
  • 6mm and 6.5mm Creedmoor
  • 270, 30-06, .284 Win.
  • Magnum bolt face diameter 0.540” +/-
  • 6.5 PRC, 300 PRC
  • 28 Nosler
  • 300 Win. Mag., 7mm Rem. Mag., WSM and SAUM families
  • 300 RUM, 338 RUM

Lapua Duct Compatibility*

  • Lapua bolt face diameter 0.585” +/-
  • 338 Lapua Mag.
  • 300 and 338 Norma Mag.
  • 338/378 Weatherby
  • 416 Rigby

*List is provided as an example

Best practices:

Run cooler for 1 to 2 minutes between 3 round groups. Run 3 minutes or more for 5 shot groups.

USB Extension Cables (3′)


USB male to USB female 3-foot long extension cables for extending the stock cord on the SimplyCool barrel cooler. Great while using multiple coolers of one power pack, for rifles leaning up on the rack or tricky shooting positions. Product image may vary slightly from item shipped.

USB Power Packs


Generic 10,000 mAh USB power pack for powering the SimplyCool barrel coolers. A pack can run a cooler for over two days or two fans for an entire day plus charge your phone! Power packs have a charging USB C and micro USB port and two out USB ports. Product image may vary slightly from item shipped.


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