ID
1299046
$ 487.09
1-2 weeks delivery time
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The Harken 3221 57mm Black Magic Aluminum Footblock Lockoff redirects lines and includes a lockoff for holding sheets temporarily. Its Hard Lube-anodized aluminum construction ensures UV protection, and Torlon® bearings maintain smooth operation. It weighs 154 g and supports 1134 kg. Item number: HK3221.
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Harken 3221 - 57mm Black Magic Aluminum Footblock Lockoff
This footblock redirects lines and comes with a lockoff to temporarily hold sheets. It supports metric or imperial flathead fasteners, which are fully recessed. Hard Lube-anodized sideplates and sheaves provide UV protection and a smooth surface. The center cage ensures Torlon® roller bearings remain separated and aligned, reducing friction.
- Sheave Ø: 57 mm / 2 1/4 in
- Length: 84 mm / 3 5/16 in
- Weight: 154 g / 5.44 oz
- Maximum line Ø: 12 mm / 7/16 in
- Fasteners: 6 FH mm / 1/4 FH in
- Maximum working load: 1134 kg / 2500 lb
- Breaking load: 2268 kg / 5000 lb
- Height: 25 mm / 1 in
- A: 9.5 mm / 3/8 in
- B: 22.5 mm / 7/8 in
- C: 51.5 mm / 2 1/32 in
- D: 16 mm / 5/8 in
- E: 59 mm / 2 5/16 in
- F: 84 mm / 3 5/16 in
- Number of fasteners: 4
- G: 13 mm / 1/2 in
- Item number: HK3221
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