20 pound co2 tank and electric titan co2 regulator

[CRookSkee]

Hey whats up so ive decided to tear down my freshwater planted tank and make it into a frag tank so i have this co2 tank for sale and regulator both things work perfectly fine im, also the co2 tank still has co2 in it. Im asking 100 for the tank and 100 for the regulator. The tank is made of aluminum and is still certified 10*16 is the date stamped on it.
https://ibb.co/fRP5Tv