Welcome to the Colorado AR-15 Shooters Club Discussion Forums.
Originally Posted by Lurch Why are aluminum gas blocks so bad? They expand and contract at different rates than steel ones. Then they leak when they get hot.
You know I like my coffee sweet in the morning and I'm crazy about my tea at night
Originally Posted by Hoser They expand and contract at different rates than steel ones. Then they leak when they get hot. That makes sense.
Forum Rules