SUPCO BPV31 OR TJ90BPV31 GENUINE FACTORY OEM ORIGINAL BULLET PIERCING VALVE FOR 1/4&acirc;&euro;, 5/16&acirc;&euro; AND 3/8&acirc;&euro; TUBING GENUINE FACTORY OEM ORIGINAL FOR PROPER FIT, EASY INSTALLATION AND RELIABILITY INCLUDES INSTRUCTIONS FITS 3 SIZES OF TUBING 1/4, 5/16 AND 3/8