Ha ha! This is the exact one I'm using on my SBR. Here's a pic from my dealer.....
He got a matched set for himself, me and my brother. Ordered them unfinished because I am going to Cerakote them. My cost in this matched set is $120.00.
"No free man shall ever be debarred the use of arms. The strongest reason for the people to retain the right to keep and bear arms is, as a last resort, to protect themselves against tyranny in government" -- Thomas Jefferson, 1 Thomas Jefferson Papers, 334