You cannot add "CHT Probe" to the cart because the product is out of stock. GDU-1040 Range Knob$35.00 GDU-1040 Range Knob. 2 in stock GDU-1040 Range Knob quantity Add to cart Like Tweet Pin it SKU: 430-00035-10 Category: Avionics Tags: GDU-1040, Knob, Range Knob Additional information Additional information Weight 1 lbs Dimensions 9 × 7 × 1 in Brand Diamond, Mooney, Piper, Other Related products $89.34 Diamond, Mooney, Piper, OtherSelector Valve Knob Add to cart $671.31 Diamond, Mooney, Piper, OtherAntenna Read more $105.94 MooneyCHT Probe Add to cart $70.49 DiamondDiode Assembly Read more