For: Echo 1 STAG 15 Plastic Lower Receiver for M4/M16Product Information:
great piece.......overall strong and with care for your guns will last a very long time.
great for the money and also easy to install. ive had my gun with this receiver for 5 years and 2 of those years have been at an arena ao mine saw lots of action and then finally broke...and like i said its very easy to install
no cons that i can think of except for the fact of it being plastic