Barton Marine Series 5 Fiddle Reverse Shackle Block - 54mm Boat Viper 16 The Dyneema® Link is easily

The Dyneema® Link is easily fitted and is retained securely by a moulded retainer clip

There are three types of centerboard to match the weight of the athlete:

Larger boats like the J/80

Depth Only

Barton Marine Series 5 Fiddle Reverse Shackle Block - 54mm Boat Viper 16 The Dyneema® Link is easilySeries 5 Fiddle Reverse Shackle Block 54mm Plain Bearing Blocks Barton plain bearing blocks have a precision moulded acetal sheave running on a large diameter brass bearing, ensuring free running under the highest of loads. Specifications Sheave size: 54mm x 17mm Max rope diameter: 12mm Safe working load: 750kg 1650lbs Breaking load: 1500kg 3300lbs Length: 185mm Weight: 278g