The stock sheen/ conditioner will knock down a lot of the gloss. You'll need to go slow & steady with very little pressure & probably 5 or 6 applications, but it'll take less than an hour. It smooths everything out beautifully too.
Springfield Armory M1A Loaded 7.62 NATO Semi Auto Rifle 22" National Match Barrel 10 Rounds Walnut Stock Parkerized Finish Item No. FC-706397012229 Note: Image may not be an exact representation of the actual item.