DD big hole upper [Archive] - M4Carbine.net Forums

rundm

01-23-12, 17:28

Anyone running a DD big hole upper out there? I have an SP1 lower and wanted to try one of them out to go along with my DD rail. Would like to get some opinions on them if anyone is using one. Thanks, RG

Boss Hogg

01-24-12, 06:40

I have two and they work just fine- like other DD products.