QUAKE QD SWIVEL STUDS
Long and short wood screw threads for rifle forend and butt stock.
A pilot hole will be needed to prevent the wood from splitting.
NEW QUAKE QR SLING SWIVEL STUDS
½ inch (14mm) long threads
¾ inch (18mm) long threads
½" (14mm) and ¾" (18mm) long threads
Black quick-release stud for wood stocks.
Built in metal washers.
Needed for fitting Quick Detach sling swivels or a bipod.
Usually short stud for forend and long stud the buttstock.
They can be cut or ground down if needed, depending on your guns wood depth.