Highfield lever Highfield lever A Highfield lever is a lever device which allows tension to be rapidly set up in a wire and equally rapidly released to the required extent. It is frequently used in sailing boats where tension in some part of the rigging needs to be adjusted to a pre-set amount as the wind impinges on one side of the sails or the other. It is typically used in running backstays (runners). To make it work, the backstay is led through a block or fairlead along the deck to a two-legged, second order lever mounted with its fulcrum above deck
Front lever lever, straddle front lever, and finally on to the full front lever. At any stage of learning the skill the gymnast may perform pull-ups in the front lever position of their choice. A front lever held with just one arm. The body is often turned sideways in this variation The body is kept horizontal while the gymnast performs a pullup. In this variation the performer leans forward from the lever position, bringing the legs down and arms up until he/she reaches the top of a regular pullup. From here they lean back again, straightening the arms and returning to the