Portland Design Works  Fatty Object CO2 Inflator with 38g Cartridge

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Made for inflating fat and plus-size tires, the tough alloy Portland Design Works Fatty Object CO2 inflator features an oversize control knob that's easy to operate, even when you're wearing gloves.


  • Included 38g threaded CO2 cartridge will fill a 26 x 4.8 in. tire to 6-7 PSI or a 29 x 3 in. tire to 20-22 PSI
  • Compatible with both Presta and Schrader valves
  • Precision machined alloy body is virtually indestructible
  • Knurled control knob makes it easy to control the CO2 flow
  • Foam insulator sleeve helps protect your hands from frosty cartridges


View all Portland Design Works CO2 Bike Pumps

Technical Specs

Item #141623
Best Use


Pump Type

CO2 Inflator

Maximum Pressure (psi)

100 pounds per square inch


6.25 x 1.5 x 1.5 inches


6.9 ounces

3 reviews with an average rating of 4.3 out of 5 stars

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