Magpul Gen 2 MBUS Rear Backup Sight - $39.99 after coupon + FS
slickguns.com · Registered Joined Sep 2, 2011 · 7,298 Posts Discussion Starter · #1 · Jun 20, 2012 Only show this user Magpul Gen 2 MBUS Rear Backup Sight - $39.99 after coupon + FS