The M&P 10 has a break-in period of about 100 rounds. You might have to work through a bunch of malfunctions for a bit, but if you strip the packing oil off of it and use a good lubricant, the action will smooth out pretty fast and it'll run like a sewing machine.
The M&P 10 has a break-in period of about 100 rounds. You might have to work through a bunch of malfunctions for a bit, but if you strip the packing oil off of it and use a good lubricant, the action will smooth out pretty fast and it'll run like a sewing machine.
