Ronstan Series 15 Ball Bearing Utility Block - Pivoting Lead Block Boat Topper The two (2) communicate wirelessly

The two (2)  communicate wirelessly with each other

0:1 VSWR SWR: nominally 1

Center-fed 1/2 wave coaxial sleeve

*Sold as a Kit

Series 30 Ball Bearing Orbit Block™ - Single - Becket - Swivel Shackle Head

Ronstan Series 15 Ball Bearing Utility Block - Pivoting Lead Block Boat Topper The two (2) communicate wirelesslySeries 15 Ball Bearing Utility Block Pivoting Lead Block 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 Featuring a 4 point fastening for load distribution and low profile. Can be mounted without disassembly. Applications: Dinghy