Van's Aircraft RV-12iS Tail Kit Inventory - VansAircraftBuilders.com It's time to check our order to make sure that all the parts are there. See the Original Video in High Definition. Aviation Tools & Pilot Supplies: VansAircraftBuilders.com is an Amazon Associate See the full line of RV Aircraft!Be sure and tell them that VansAircraftBuilders.com sent you when you order your RV Kit!