How to tell if a butt plate is made of Bakelite or plastic Archived Message Posted by Jim Stubbendieck on February 13, 2019, 7:14 pm Put a little 409 cleaner on a paper towel and gently rub it on the butt plate. If the spot on the towel turns yellow, it is made of the older Bakelite. Message Thread: How to tell if a butt plate is made of Bakelite or plastic - Jim Stubbendieck February 13, 2019, 7:14 pm Re: How to tell if a butt plate is made of Bakelite or plastic - Bill Lansky February 14, 2019, 8:29 am   Searching