Parrel beads (also spelled parral or parrell) are an element of

sailing Sailing employs the wind—acting on sails, wingsails or kites—to propel a craft on the surface of the ''water'' (sailing ship, sailboat, raft, Windsurfing, windsurfer, or Kitesurfing, kitesurfer), on ''ice'' (iceboat) or on ''land'' (Land sa ...

rigging Rigging comprises the system of ropes, cables and chains, which support and control a sailing ship or sail boat's masts and sails. ''Standing rigging'' is the fixed rigging that supports masts including shrouds and stays. ''Running rigg ...

. They act as roller bearings on a parrel, which is a rope or wire strop that typically fastens one spar to another along which it must have some freedom of movement. An example of this is at the jaws of a

gaff Gaff may refer to: Ankle-worn devices * Spurs in variations of cockfighting * Climbing spikes used to ascend wood poles, such as utility poles Arts and entertainment * A character in the ''Blade Runner'' film franchise * Penny gaff, a 19th- ...

on a

gaff rig Gaff rig is a sailing rig (configuration of sails, mast and stays) in which the sail is four-cornered, fore-and-aft rigged, controlled at its peak and, usually, its entire head by a spar (pole) called the ''gaff''. Because of the size and sh ...

ged or gunter rigged craft. This allows the gaff to slide up and down the mast as sail is hoisted or lowered, and allows some rotation around the mast as the sail is sheeted in and out to allow for different wind directions. Another example is on the tack of a

spinnaker A spinnaker is a sail designed specifically for sailing off the wind on courses between a Point of sail#Reaching, reach (wind at 90° to the course) to Point of sail#Running downwind, downwind (course in the same direction as the wind). Spinna ...

rigged over a furled

jib A jib is a triangular sail that sets ahead of the foremast of a sailing vessel. Its forward corner (tack) is fixed to the bowsprit, to the bows, or to the deck between the bowsprit and the foremost mast. Jibs and spinnakers are the two main ty ...

Construction

A set of parrel beads is formed from small balls, size depending on the application, threaded on a piece of small line and secured with a

stopper knot A stopper knot (or simply stopper) is a knot that creates a fixed thicker point on an otherwise-uniform thickness rope for the purpose of preventing the rope, at that point, from slipping through a narrow passage, such as a hole in a block. To pa ...

at each end.

Use

One end of the line is usually permanently bent to the movable item. When in use the movable item is positioned where it is required, and the free end of the parrel bead line is passed around the static item and secured back to the movable item. Their function is to secure the movable item in place, but to allow it to move along and around the device.

References

{{Sail Types Sailing rigs and rigging