A clasp made of two parts that screw together, usually used in necklaces.

A simple clasp, it consists of two Barrels that screw together.

This clasp is a long cylinder that usually has a loop on each end to fasten the bead cord to. It comes apart into two pieces and is either screwed together or is held together by magnets.

One of the most secure ways to fasten together two ends of a necklace or bracelet. One end fits into the other, screwing into place until locked. Attached to jewelry with knots or crimp beads.

A jewelry fastener that resembles a barrel. The two pieces of this clasp screw together.

Used on most rope chains to make the chain more secure. The barrel clasp looks like part of the chain and makes it easier to get a pendant on and off.

A method of securing two ends of a chain together by having one half of a fitting screw into the other half. When the two halves are screwed together they resemble a barrel.

A simple and commonly used clasp. The two 'barrels' screw together.

A closure popular on necklaces that has a barrel shape and screws together.