by Siringo » Mon Jun 27, 2011 8:53 pm
Nice looking stuff. Not only am I concerned about erosion, the expansion ratios of steel and aluminum are quite different. Would there be a chance the aluminum variety would loosen up??
I use free float tubes that cover the gas block -- so I want something that will not rust. So -- I found low profile gas blocks that are made of stainless.
I like the look of their uppers. Seem like a mix of Mega Machine designs.