This is a Special Order item. Delivery lead time may take 2 or more weeks.
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.
Part no. 3211: 100mm Aluminum Standup Block - Becket
Specifications
- Sheave Ø (mm) 100 mm
- Sheave Ø (in) 3 15/16 in
- Length (mm) 235 mm
- Length (in) 9 1/4 in
- Weight (g) 921 g
- Weight (oz) 32.49 oz
- Maximum line Ø (mm) 16 mm
- Maximum line Ø (in) 5/8 in
- Fasteners (mm) 10 FH mm
- Fasteners (in) 3/8 FH in
- Maximum working load (kg) 3402 kg
- Maximum working load (lb) 7500 lb
- Breaking load (kg) 6804 kg
- Breaking load (lb) 15000 lb
- Includes Includes padeye. Uses hole spacing and base dimensions of 648 padeye.
- A (mm) 93 mm
- A (in) 3 21/32 in
- B (mm) 97 mm
- B (in) 3 27/32 in
- C (mm) 59 mm
- C (in) 2 5/16 in
- Base Ø (mm) 93 mm
- Base Ø (in) 3 21/32 in
Resources/References:
Need help to design your Harken system - take a look here for the Harken System Diagrams
And here for Harken Manuals & Support Information