DIY AR-15s
FALARAK has compiled the comprehensive list of do it yourself AR stuff. It includes:
How to assemble a stripped lower receiver with a lower parts kit:
How to assemble a barrel to an upper receiver, or change your barrel:
How to install a free float tube to your upper: (LARUE, TROY, and YHM examples!)
How to upgrade/install a match trigger:
How to make your own cut-down low profile gas bock:
A must read for AR buffs out there.
Mouseguns.com
A mousegun is a small pocket-size gun, lightweight, easy to conceal, and used only as a last resort to save your own life, or the lives of others. This website is a collection of links to mousegun information.
They are also called snake guns and are the topic of interest at Mouseguns.com. The site has reviews of many popular pocket guns. Give it a read.