I would like to buy a Geissele SMR MK1 13" Black Mod.0
This means it has full “wings” on it and the cut outs at the 4 and 8 o’clock positions are elongated and not the new “pear shape” as seen on the SMR MK.4
The style in this thread is what I am looking for:
https://www.m4carbine.net/showthread.php?t=109644
Thank you.