Inquiry (采购产品): Info on sight gage Is there a high temperature option for the M58 sight gage (250 deg F) and with Mil-H-5606 hydraulic fluid compatibility? **** Hidden Message ***** Joe Wiesenfarth Central Point, OR 97502 USA Company: Erickson Air-Crane E-mail: jcwiesenfarth@ericksonaircrane.com **** Hidden Message ***** jcwiesenfarth@ericksonaircrane.com