Fly Reels are convenient in long hikes on foot when weight of tackle and equipment is important. As a rule, in the taiga rivers of large fish are not found and the brakes as such are not required. Reel 4-5 class, perfectly balanced rod from Winston in 4 class.
Great idea instead of bearing, use neodymium magnets. Changing spools takes literally 2-3 seconds. Now it is not a problem to replace the fly line under the specific conditions of fishing. And the choice of colors makes it easier to remember where a fly line is wound.
Plastic fly reels are a great option for fishing in winter and in salt water. Not many fly reels for this cost can withstand salt water. Just as well saves from dashes closed frame fly reel. One disadvantage is plastic, when falling from a height on a hard surface, you can break the fly coil.