Architectural sex bolts have knurled barrels to allow one-sided assembly. They come in 2 Pieces. Have a built-in feature, such as a slot, to aid in tightening the fastener.
- Architectural sex bolts are mating fasteners, a barrel with an internal thread, and a male screw
- Used to clamp material between the head of the barrel and the head of the screw
- Also known as a Chicago screw or post and screw