N2-930 Nitro Tire Inflator
This technology brings you the very best in replacing air with nitrogen. The Pure Nitro machine applies a slight vacuum to evacuate all the air before filling the tires with nitrogen, only needing to inflate them once.

• A five tire valve system enables the user to service all
  tires at once.
• Needs only shop air, no electrical power.
• Produces its own nitrogen.
• Specifications: 52 Gallon Tank, 225 lbs (25 x 20 1/2 x 56 )