hey nutters i have a question i hope that can be answered, im looking to get a folding stock adapter for my rifle (http://www.brownells.com/rifle-parts/stock-forend-parts/rifle-stocks/ar-15-m16-folding-stock-adapter-prod55490.aspx) but i want to know if its compatible with the Magpul Ubr butt stock. if it is what are your opinions on the set up. P.S its not going on an AR rifle.


















































