Harken 57mm Single Carbo Ratchet Cheek Block [2137] Marine Hardware | Pedestals Delivers SiriusXM weather and audio

Delivers SiriusXM weather and audio content to Raymarine LightHouse 3 Multifunction Display Systems

Fundamental frequency: 420 +/- 20

Increased inverter capacity means you can size your inverter smaller to handle heavy surge loads

Adjustable to protect the rail system

Box Dimensions: 4"H x 6"W x 13"L WT: 1

Harken 57mm Single Carbo Ratchet Cheek Block [2137] Marine Hardware | Pedestals Delivers SiriusXM weather and audio57mm Single Carbo Ratchet Cheek Block Carbo Ratchets allow sailors to hand hold loaded lines and offer balance between holding power and controlled easing. Features: Sheave (mm): 57 mm Sheave (in): 2 1 4 in Maximum line (mm): 10 mm Maximum line (in): 3 8 in Maximum working load (kg): 227 kg Maximum working load (lb): 500 lb