AeroMech is pleased to announce supplemental type certificate (STC) issuance for the RVSM Group approval of the Citation 500/501 series aircraft group. AeroMech has been awarded an STC by the FAA for RVSM airworthiness of the Cessna models 500 and 501 series (Citation I, II, SII, and V) aircraft. Shadin is offering a complete kit to include the RVSM avionics upgrades as well as the accompanying installation STC. In addition, AeroMech will provide customers with the RVSM Airworthiness STC. Please contact either Shadin or AeroMech for more details and kit availability. http://www.shadin.com/RVSM_Page.htm