Originally Posted by Jbone 11 11
When I bought my M4 the shop guys told me to put a little squirt of silicone oil into the feed hole up in the mag well before a game. Judging by some of the responses here, I take it that that is not a good idea?
Just think it through, your hop-up works by creating friction. The rubber is used because
its grippy. The silicone is super slippery and if it gets in your barrel it will
get on your hop-up.