A friend of mine wants to build a blck rifle, but would like to have it be a short piston stroke. is this an option on a 223 AR? what is this called? we need to start the research now, and I'm not sure what to call it. any help would be great.
Posted: 6/23/2006 6:14:10 PM EDT
[#1]
Do a 30 day search in the AR15 section for: piston
