Product

HARKEN SINGLE RUNNER BLOCK 150MM

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Runners are used on running backstays of offshore boats to adjust mast bend for different wind conditions.

Integrated sideplate bails and recessed cotter key help produce a smooth design that won’t snag lifelines.

Sideplates and sheaves Hard Lube-anodized for maximum UV protection and a smooth surface. Center cage keeps Torlon® roller bearings separated and parallel to reduce friction.

Sheave Ø (mm)
150 mm

Sheave Ø (in)
5 15/16 in

Length (mm)
221 mm

Length (in)
8 3/4 in

Width (mm)
216 mm

Width (in)
8 1/2 in

Weight (g)
1436 g

Weight (oz)
50.64 oz

Clevis pin Ø (mm)
19 mm

Clevis pin Ø (in)
3/4 in

Maximum line Ø (mm)
25 mm

Maximum line Ø (in)
1 in

Maximum working load (kg)
6802 kg

Maximum working load (lb)
15000 lb

Breaking load (kg)
13605 kg

Breaking load (lb)
30000 lb