Barton Marine Snatch Block w/Stainless Snap Shackle Medium 90 401. Extremely compact and strong with a multitude of uses on cruising or racing yachts where a large unit is not required. Important Note - Snatch Blocks: When using small and medium snatch blocks on a toe rail a bungee line should be attached to the becket to prevent the block 'tumbling' and causing damage by snagging. Sheave: 48mm (1.89") Sheave Width:20mm (0.79") Rope: 16mm (0.63") Break Load: 1100kg (2425.08lbs) SWL: 550kg (1212.5lbs) Length: 150mm (5.91") Weight: 378g (0.83lbs) Specifications for Barton Marine Medium Snatch Block w/Stainless Snap Shackle: Manufacturer: Barton Marine Length: 8 mm Color: Black Package Contents: Barton Marine Medium Snatch Block w/Stainless Snap Shackle Barton Marine 90 401: Snatch Block w/Stainless Snap Shackle Medium