Wing Rib Attach Fitting Manufacturing (video) Brian Carpenter 9 years ago Advertisements In this “How it’s Made” episode of Building the EMG-6 we see how the Wing Rib Attach Fittings are manufactured. Share this: EMG-6 "Shop Notes" September 2015DateSeptember 29, 2015EMG-6 "Shop Notes" December 2015DateDecember 17, 2015Wing Rib Manufacturing (video)DateSeptember 10, 2015