If I have a flat top upper and an going to install a barrel that does not have the "F" marked FSB, do I remedy the problem by installing the Bushie taller FSP or is that for the other way around?
TIA
Posted: 3/15/2005 8:37:31 PM EDT
[#1]
Quoted: If I have a flat top upper and an going to install a barrel that does not have the "F" marked FSB, do I remedy the problem by installing the Bushie taller FSP?
