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Harken 3396 - 45mm Black Magic Runner Block
The Harken 3396 runner block is ideal for adjusting mast bend via running backstays on offshore boats. Its integrated sideplate bails and recessed cotter key reduce the risk of snagging, while Hard Lube-anodized sheaves and sideplates ensure long-lasting UV protection. Torlon® roller bearings remain aligned in the center cage for smooth, low-friction operation.
- Sheave Ø: 45 mm / 1 3/4 in
- Length: 71 mm / 2 13/16 in
- Weight: 82 g / 2.89 oz
- Maximum line Ø: 10 mm / 3/8 in
- Maximum working load: 750 kg / 1653 lb
- Breaking load: 1500 kg / 3306 lb
- Item number: HK3396
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