Barton Size 3 45mm Plain Bearing Pulley Block Single Swivel Becket [N03131] Automotive/RV | Cameras & Monitors 2 x Plastic knobs

2 x Plastic knobs

Accommodates the vast majority of compact NMEA 2000 networks

With its reliability

For 80V products

Green means voltage is normal

Barton Size 3 45mm Plain Bearing Pulley Block Single Swivel Becket [N03131] Automotive/RV | Cameras & Monitors 2 x Plastic knobsSize 3 45mm Plain Bearing Pulley Block Single Swivel & Becket The size 3 Barton plain bearing blocks have 45mm (1 3 4" sheave size 3 block range incorporates modern design with stainless steel frames and the latest advanced materials, using 30% fibre glass filled nylon and Acetal sheaves to maximise their strength whilst keeping weight to a minimum. Suitable for use as mainsheet, vangs, lead blocks, or wherever a powerful and compact purchase system