Stemball/eye toggle with jaw/jaw toggle, for ø8 mm headstays Mast Jack System Four different versions of bow

Four different versions of bow bracket rings are available and which one to use depends on the design of the bow

5 mm and for boats with a righting moment less than 25 kNm at 30° heel

providing high corrosion resistance and ensuring precise rig tuning according to Seldén's guidelines

The BBB60 Triple Becket Block features three 60 mm sheaves with a becket for additional rigging options

Stemball/eye toggle with jaw/jaw toggle, for ø8 mm headstays Mast Jack System Four different versions of bowNeeded when fitting Furlex to masthead Isomat masts. Isomat was a French mast manufacturer who terminated the headstay with a stemball on top of the headbox. Forestay diam: 8 mm L: 197. 00 mm D: 34. 00 mm PIN: 14. 00 mm W: 15. 50 mm R: 15 mm HB: 9. 00 mm