How much does this cost to the nearest dollar?

Brewin Dual Gauge Co2 Draft Beer Dispensing Regulator
This is a Brewin brand dual gauge CO2 regulator used for draft beer setups. The high pressure gauge reads between 0-3000 psi and the lower pressure gauge reads between 0-60 psi. There is an easy to turn knob which does not require any screw driver to adjust the pressure like other CO2 regulators and will easily dispense your beer consistently around 10 psi with little fluctuation in pressure. There is a shutoff valve for additional flow control. 0-3000 psi high pressure gauge 0-60 psi low pressure gauge Shutoff valve for flow control Blow off safety relief valve Comes with tank washer Part 1, Weight 2.89 pounds, Dimensions 7.

Price is $51.00

Price: $50.95