Designed to fit 72mm Synchro Blocks, propping them in an upright position. For simple sail control in leisure sailing application. The Upstand is most effective and high performing when installed correctly so the the direction of the load is as close to perpendicular of the base as possible. Likewise it should be as close to parallel with the bail as possible.
|Diameter (in)||2-1/4 (base)|
|Diameter (mm)||69 (base)|
|Safe Working Load (lbs)||2420|
|Safe Working Load (kg)||1100|