bbqhkcx r622l 2nd stage propane regulator, 9"-13"w.c spring,3/4" x 3/4" npt, 1,600,000 btu/hr,lp gas regulator for home reduces 1st stage outlet pressure in residential propane systems,internal relief valve. 2nd stage regulator is up for auction in Tools & Home Improvement. The current bid is $1.00, 99% below the $69.99 MSRP, in Good Condition. This auction has ended — similar items appear in live auctions regularly.