>>7431530I use pic related. It has a 4 "lengths" included in a pack and it's pretty cheap. I mostly use it on and build 1/48 scale aircraft as well.
>>7431570A cockpit will never be 'complete'. What most people do is just push through the cockpit and seal it up behind the canopy so it's not easy to see it's missing some detail. Failing that, I purchase aftermarket with every aircraft kit.