These are aluminum pass-thru posts with matching assembly screws. They are used for mounting sheath and holster attachments. These are made from aluminum for ultra-light weight. This assembly includes a matching slot-drive 8-32 screw with underside clutch design.
.250 barrel length (under head)
.20 barrel diameter
.420 head diameter
Material - Aluminum
1 package = (10) pass-thru aluminum posts + (10) aluminum slot screws