Your fine it's for the rear takedown pin not the front pivot pin. The tension screw goes all the way through the pistol grip screw hole and will push on the upper to take out any play between the upper and lower.
The bolt release on that lower actually takes a special screw that should of come with the lower. That's why your having an issue with the roll pin.
The grips can be a bitch to get on because some are super tight. Either girl handle it on there or put the lower in the freezer for 20 minute and...
I use Testors model paint and thinner to wipe it clean. Use a lint free rag like an old t shirt. Something thick or fluffy will pull the paint out when you wipe it off.
Well aren't you Mr. Fucking Helpful today! This coming from a guy I saw pushing 5yr olds out of the way so he could get to the pinata candy lol. Whats a cold PM?
I have this one and its great. You can shift between dot or circle dot. I also love the instant on feature. I paid $350 for it.
ROMEO4B 1x20 mm
You can never go wrong with the Aimpoint PRO for the money also.
Some new laws would prevent this type of thing.
FBI sub-machine gun stolen from California agent's car
The Mercury News reported that California Gov. Jerry Brown recently signed legislation requiring law enforcement agents to lock weapons in secure compartments when left in cars.
The law...
Get naked and start the crazy talk about the chip in your brain while grabbing your junk in one hand and punching yourself in the face with the other.
Works every time!