Mounting screws for the risers should be 1/4" flathead fasteners. We are unable to provide them or the fasteners for the halyard lift turning blocks as the thickness of the fiberglass can vary substantially from one boat to another.
To prevent the line from twisting or binding when used in a cascade or mainsheet system this block is supplied with a feature to lock the rotation of the shackle that is on top of the body of the block. With the use of an Allen wrench, tighten the set screw to lock the shackle in position. When used as a swiveling block, ensure the set screw is not tightened and the swiveling shackle can self-align to find the fairest lead.
• Safe Working Load: 2,400#
• Maximum Line Diameter: 1/2"
Recirculating ball bearings support the load on the traveler car without binding. Control lines and cleats provide mechanical advantage to bring the car to weather. Even under high mainsheet loads, one can trim the traveler car with ease.Traveler car bearings:
• Hi load Torlon bearings (take the load from the mainsheet): 240
• Delrin bearings (support an unloaded car during a jibe): 240
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