Home / Avionics / Instruments & Gauges / ASI & VSI Gauges, Slip Indiator / Falcon, ASI, 0-80, 3-1/8 Inch Falcon, ASI, 0-80, 3-1/8 Inch$249.13 Falcon, ASI, 0-80, 3-1/8 Inch quantity Add to cart SKU: INAS120 Category: ASI & VSI Gauges, Slip Indiator Description Description Guage only. Also needed will be the barbed fitting to attach the pitot tubing. FU330 1/4″ barb X 1/8″ MPT Additional items would also be: INAS715 Pitot tube 1/4″ dia. X 8″ long INAS710 1/4″ I.D. Vinyl tubing