THREE In-Service J32’s! (GPPS, GPSK and GUSC) by Blake Tumbleson | Jul 24, 2018 | TurbopropCurrent Inventory THREE In-Service J32’s! (GPPS, GPSK and GUSC) Download the Brochure Specifications and/or descriptions are provided as introductory information. They do not constitute representations or warranties of Murfreesboro Aviation. ...