26BIN3#505 up for sale is a nice big glass neon tube that is 23 inches in outer diameter and has a close spacing and two double back electrodes at the ends as shown in the photos, this has thinner 10 MM glass tubing and lights up a lighter lime green color, nice for many neon lit projects of sign projects or a neon clock project, also see our store we add more items like this each week, we also have a neon shop here near Detroit Michigan and can make neon tubes and repair neon signs and clocks, thank you rwk.