Home Depot has Husky 10 Gallon Portable Air Storage Tank for $35.99 w/ Free In-Store Pickup.
Notes: this is intended as auxiliary tool; you can fill tank w/ air compressor or local gas station; the HD product page has lots of helpful Q&A
- 150 Max PSI
- Includes a tank pressure gauge and 48 in. hose
- Dimensions: 24.25" D x 13.5" H, 16" H, Weighs 31 lbs (empty)