Seitech Butterfly Dolly Single Sheave(45mm) Ronstan 60mm Halyard Core Block

Ronstan 60mm Halyard Core Block

Size of opening 540mm² (0

Springboard cover attaches underneath with hook and loop fasteners

Works with 10-45 for a 4:1 purchase

Optimum Line Size(in) - 1/2

Seitech Butterfly Dolly Single Sheave(45mm) Ronstan 60mm Halyard Core BlockProduct Description Seitech Butterfly Dolly Standard Wheel Option: A Wheels Wheel Dimensions: A Wheels Measures 14"x5" Best for use with boats under 250 lbs and typically moved over hard surfaces F Wheels Measures 19"x9" Best for use on any size boat typically moved over soft, sandy or rough surfaces STRONG Round cornered structural graded aluminum and reinforced through bolted plastic joints will hold boats or other items up to 500 pounds. DURABLE