Harken Block - Black Magic 57mm Single - Stand-Up
Harken Block - Black Magic 57mm Single - Stand-Up is backordered and will ship as soon as it is back in stock.
Description
Description
Black Magic Air blocks are a top favorite of Big Boat performance racers and cruisers. These lightweight, free-running, powerful performers are used for sail controls that see lots of action.
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.
Torlon is a registered trademark of Solvay Advanced Polymers L.L.C.
Our Part # HAR3227 | Harken Part # 3227
Technical Information
Technical Information
Description | Imperial | Metric |
---|---|---|
Sheave | 2 1/4 in. | 57.00 mm. |
Length | 4 1/2 in. | 114.00 mm. |
Weight | 7.05 oz. | 200.00 gr. |
Maximum Line | 1/2 in. | 12.00 mm. |
Maximum Working Load | 2500.47 lb. | 1134.00 kg. |
Breaking load | 5000.94 lb. | 2268.00 kg. |
Fasteners | 1/4 in. | 6.00 mm. |
Fasteners Circle | 1 1/2 in. | 37.00 mm. |
A | 2 1/4 in. | 57.00 mm. |
B | 2 11/5 in. | 56.00 mm. |
C | 1 1/4 in. | 32.00 mm. |
Includes | Padeye |