Te shroud length can be adjusted at deck level by a mechanical device called a turnbuckle, which can be tightened or loosened. Te turn- buckles are secured with pins, and the tape covering them protects you and the sails from rips or tears.
Tis is the drum of the roller furling system which allows you to stow the jib by wrapping it around the headstay.
At the masthead, the halyards run over a sheave at the top of the mast and then down to the deck.