Barton Marine Size 3 45mm Plain Bearing Pulley Block Cheek Block [N03160] Marine Navigation & Instruments | GPS - Fishfinder Combos D diameter (inch) 15/64"

D diameter (inch) 15/64"

Body length: 5-1/8"

The i50 instruments are all covered by Raymarine's industry-leading 2-year warranty

Minimum silhouette hub for smooth water flow

Transmission oil pressure

Barton Marine Size 3 45mm Plain Bearing Pulley Block Cheek Block [N03160] Marine Navigation & Instruments | GPS - Fishfinder Combos D diameter (inch) 15/64"Size 3 45mm Plain Bearing Pulley Block Cheek Block 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% fiber glass 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 is