I have a sbm4 brace and A5 receiver extension for sale. Only fired like 40 rounds. Excellent condition.

Brace 90 shipped

A5 RE 40 shipped

Both for 120 shipped.

OBO. Paypal only F&F or + fees

Also may trade for:

Geissele 1.93" micro mount +/- $

Fde eotech ( + cash on my end)

Other interesting things (AR related, optics related, glock related)