Uniweld QS8N3SMA 2-V BRASS MANIFOLD WITH 3 FT. SMB ANTI-BLOWBACK HOSES (R410A/R22/R404A/R134a)The patented Uniweld forged brass body is manufactured with reseatable Teflon valve stem packing for durability and leak-proof reliability. This user-friendly, accurate, manifold features: NPF No Pointer Flutter™, easy-to-read 80mm (3-1/8”) gauges with color coded refrigerant scales and color coded gauge boots Metal (not plastic) hand wheels Extended valve stems for ample knuckle clearance Quick action valve assembly for 1/2 turn fully open or fully closed Convenient 45º front hose holders Soft Magic high pressure hoses (available with optional anti-blowback fittings)