Product Name: HAVC System R134A Gas Refrigerantion Copper Access Valve Model NO.: 1/4'' Material: Copper Tube Size: 1/4" ,5/16",3/8" Tube Length: 40mm,50mm,60mm,70mm,80mm,90mm,100mm Tube Type: Soft / Hard Trademark: Retekool Transport Package: in Standard Carton Specification: ROHS Origin: China HS Code: 8418 Product Description Copper access valve, check valve with check or without check, with head part or without part...Check valve, access valve, charging valve, refrigeration, HAVC partWe can supply various size of access valve(charging valve, check valve) for refrigeration.Size: 1/4", 5/16", 3/8"...Length: 40mm, 50mm, 60mm, 70mm, 80mm, 90mm, 100mm, 120mmWe need your detailed specifications to quote you the price, connecting tube OD, Length etc.Also can supply according to customer's drawing or samples.If you need more, pls feel free to contact me, I will reply you as soon as possibleExpecting our friendly cooperation.