Ronstan RF50101 50mm Single Loop Top Block All-RBW25-30%-Off A Topper® Sail folded from

A Topper® Sail folded from new in a sail bag

We recommend either hand washing in warm soapy water and allowing to air dry or turning inside out and machine washing on a gentle 30°C wash then tumble drying on a low heat setting

Racer back support

See what’s new in Version 2

Ronstan RF50101 50mm Single Loop Top Block All-RBW25-30%-Off A Topper® Sail folded fromPrecision moulded Acetal sheaves running on Acetal or Torlon ball bearings provide high performance & low friction. The 2 stage ball bearing system provides consistent performance over the full load range. Head can be locked at 0 or 90 by engaging the grub screw in either the 0 or 90 degree position. Applications: Mainsheet Spinnaker sheets Halyards and other primary applications on boats up to 10m (33ft) Materials: Acetal ball bearings UV stabilised