Antal Low Friction Hook 12 It can be easily  hooked  to a genoa or a spinnaker sheet: the lightest and strongest solution for a line control. Aluminium made, highly polished and hard black anodized with a spliced Dyneema Snap Loop. A safety spring prevents the line from going out. Spare Dyneena Loops are available.

These smooth-running powerful performers make trimming easy, no matter how hard the wind blows. Carbo Air blocks are made of tough reinforced composite in a size and style to fit any system: singles, doubles, triples; soft and hard attach. Perfect for main, jib and spinnaker sheets on dinghies and sportboats; control lines on boats of all sizes. Lightweight, strong and reliable...

Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming

Harken Carbo 40mm Single Block Asymetric Kit

Antal Dynablock 44mm without Dyneema