Buy Sell Trade (Non-FFL)
Selling my SIG556 M4 version here. I know it's non-FFL posts, so just providing the link. Here's a pick for reference. Upgraded mil-spec buffer tube, modified magpul grip and trigger guard and US made classic handguards ( came with fishgill handguards).
SIG556 M4 Parts Kit $60 Shipped - SOLD...