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reefing blocks
A Delrin® cap keeps the balls captive when the car is removed from the track
not reefing
While this has proven adequate for lifelines
Harken Hexaratchets® grip loaded sheets with up to 15:1 holding power
CYCLOPS MARINE Smarttune 3/4”, TS34B Block Size_38 mm reefing blockssmarttune sensors are designed to replace your existing turnscrews (forestay backstay shrouds diagonals) and feed live load data wirelessly to your phone, or (with the addition of a Cyclops Marine Gateway) to most on board electronics systems. smarttune is currently available in five sizes for use on boats from a wide variety of classes (sizes represent turnscrew measurements).
