1/4" Stainless Steel (316) Mini Ball Valve - FxM NPT $24.85 B006VE3C4A
Durachoice 3/8" Mini Brass Ball Valve - Chrome Plated Female x Male NPT $8.84 B00AY1S7WI
DuraChoice 304 Stainless Steel Ball Valve - Full Port - 1,000 WOG (PSI) Heavy Duty for Water, Oil, and Gas with Blue Locking Handles, NPT $24.89 B00H88YNRS
2" Lead-Free Brass Ball Valve w/Locking Handle - UL and CSA Certified $56.02 B00P1QBG88
2" Utility Vacuum Pressure Gauge, Water Oil Gas, WOG, 1/4" NPT Lwr Mount, 30HG/0PSI GSAD2012-VUPD, OEM $16.24 B00QXXIWGW