Ronstan Series 20 Ball Bearing Block - Double, In-Line Jacket Extended: 34

Extended: 34

Clutchless ball screw design will not drift

Length: 48mm / 1-7/8in

Another simple twist of the knob releases the "lock" and with an upward tug

ProMar Digital Technology Microprocessor and software controlled charging technology for fast

Ronstan Series 20 Ball Bearing Block - Double, In-Line Jacket Extended: 34Series 20 Ball Bearing Block Double, In Line Features: Low friction High static and dynamic load capacity Lightweight Precision molded Acetal sheaves running on stainless steel or Torlon ball bearings provide high performance & low friction. Applications: Dinghy control lines Dinghy vangs Cunninghams Traveller controls Dinghy barber haulers Spinnaker pole launching systems Materials: Stainless Steel ball bearings UV stabilized Acetal sheave Grade 316