(4) 20 lb Aluminum CO2 Cylinders — Lot of Four — Sold Empty

Lot of FOUR (4) 20 lb aluminum CO2 cylinders with valve-guard carry handles.

DETAILS (from cylinder stampings)

- 20 lb CO2 capacity each; stamped '20LB CO2 TW 24.7LB' (tare weight 24.7 lb)

- Aluminum construction — light and corrosion-resistant

- CGA320-style CO2 valves

- Most recent hydro test date visible: 2020. DOT requires requalification every 5 years, so plan on a hydrostatic retest (typically $25–40 per cylinder at a gas supplier) before refilling.

- Sold EMPTY.

Popular for kegerators/draft beverage systems, homebrewing, aquarium/planted-tank CO2, and greenhouse/CEA CO2 enrichment. New 20 lb aluminum cylinders currently retail for about $170–$190 each ($680–$760 for four).

CONDITION: Used. Two cylinders with protective netting appear near-new; the others show storage grime and wear. See photos.

TERMS: Sold FOB Chesterton, Indiana. Buyer is responsible for pickup or arranging freight from Chesterton, IN. No shipping available unless discussed with SecondBloom Auctions management. Reserve auction — Buy Now available.