Coast Aviation Ltd is proud to bring to you the Positive Latch System designed for all MD 369 variations. The Kit is NZ STC and FAA Approved. We are awaiting EASA and UK STC approvals also. The system boasts a very simple yet strong system with key safety features that make use of the interior airframe. All features were designed with Pilot and passenger's in mind to ensure that your doors are shut correctly and stay shut for the duration of your flights. 

The System makes use of existing push pull tubes, existing hardware mounting points and original hinges so that the kit remains affordable for a wide range of clients. Have a look at our promotional video and see how this system can add safety to your daily operations.