RAINPAL Low Lead Brass Rain Barrel Spigot with Bulkhead Fitting(Lead Free Compliant)(RBS020-LF 4GPM) Low Lead Brass Faucet and Low Lead Brass Bulkhead Fitting, Contain less than 0.25% lead, "Lead Free" Compliant, OK for potable water. Heavy Duty 3.5 oz Solid Brass Bulkhead Fitting, Heavy Duty 5.4 oz Solid Brass 3/4" Quarter Turn Ball Valve Hose Bibb Large 10 mm water flow opening, Flow rate approx. 15 sec per galon or 4 GPM, tested with 2 ft water above. Need 1-1/4 inch diameter hole to install. Fit up to 10mm thickness wall. Right Handed Bulkhead Fitting Nut, Designed for easy un-installation. Do not apply any grease on the gasket.