Probe shaft 13′ 5/16″ diameter sintered filter t max=1832°F$811.00 For Testo 350 and Testo 340 – Probe shaft 13′ 5/16″ diameter sintered filter t max= 1832°F Call us for a quote Product Model: 0554 8766 Probe shaft 13' 5/16" diameter sintered filter t max=1832°F quantity Add to cart SKU: 0554 8766 Category: Testo Sensors Parts & Accessories Tag: Testo Sensors Parts & Accessories Related products O2 Sensor 0-21.0 vol%0 out of 5 $93.00 Add to cart 16′ probe connection cable0 out of 5 $105.00 Add to cart Handle for plug in thermocouples0 out of 5 $132.00 Add to cart