Blaster cartridges, stillsuits, hyperdrive components (sometimes off your own ship!) and more are for sale at the enterprising Zeeba's. His (her? Its?) store is the only place in the Refuge to obtain manufactured or technological goods at prices so good they're criminal!
Zeeba's is a sloped wall, single-story rectangular structure occupying roughly 11 & 1/2 by 7 & 1/2 inches and 3 & 1/2 inches tall. Features include reinforcing buttresses, laser etched detail, and roof vents / indirect lighting windows depending on how you paint it. The roof is removable for full access to the structure. Made of sturdy 3mm MDF board and precision laser cut.