Ronstan Series 15 Ball Bearing Utility Block - Double, Loop Head [RF15202] Brand_Ronstan The low-profile design slips effortlessly

The low-profile design slips effortlessly through the water without causing drag or cavitation

Spinnaker sheets on dinghies

Cut-Out: 3-3/4"

Designed specifically for sanitation waste and fish box evacuations

Impact and UV resistant

Ronstan Series 15 Ball Bearing Utility Block - Double, Loop Head [RF15202] Brand_Ronstan The low-profile design slips effortlesslySeries 15 Ball Bearing Utility Block Double, Loop Head Features: Smallest and lightest ball bearing block available Precision molded acetal sheave running on stainless steel ball bearings provide high performance & low friction Single loop head blocks include an O ring to separate running line from head lashing or fixing Applications: Dinghy control lines Vangs, cunninghams and tweakers Shock cord tensioning systems Materials: BB sheaves: UV