Barton Marine Size 3 45mm Plain Bearing Pulley Block Double w/Swivel [N03230] Brand_SeaSure by simply entering the IP

by simply entering the IP address and port for streaming NMEA data

One (1) Y Adapter

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Installs in 15 minutes with stainless steel hardware included

these topping lift poles offer versatility in application

Barton Marine Size 3 45mm Plain Bearing Pulley Block Double w/Swivel [N03230] Brand_SeaSure by simply entering the IPSize 3 45mm Plain Bearing Pulley Block Double with Swivel The size 3 Barton plain bearing blocks have a 45mm (1 3 4" sheave size 3 block range that incorporates modern design with stainless steel frames and the latest advanced materials, using 30% fiberglass filled nylon and Acetal sheaves to maximize their strength while keeping weight to a minimum. Suitable for use as mainsheet, vangs, lead blocks, or wherever a powerful and compact purchase system