This is a Special Order item. Please contact sales@adventuresafety.com.au for availability and delivery lead time.
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. 3261: 125mm Aluminum Stand-up Block
Specifications
- Sheave Ø (mm) 125 mm
- Sheave Ø (in) 4 15/16 in
- Length (mm) 230 mm
- Length (in) 9 1/16 in
- Width (mm) 127.5 mm
- Width (in) 5 1/32 in
- Weight (g) 1268 g
- Weight (oz) 44.72 oz
- Maximum line Ø (mm) 19 mm
- Maximum line Ø (in) 3/4 in
- Maximum working load (kg) 4990 kg
- Maximum working load (lb) 11000 lb
- Breaking load (kg) 9979 kg
- Breaking load (lb) 22000 lb
- A (mm) 93 mm
- A (in) 3 21/32 in
- B (mm) 106 mm
- B (in) 4 3/16 in
- C (mm) 57 mm
- C (in) 2 1/4 in
- Includes padeye. Uses hole spacing and base dimensions of 648 padeye. Maximum working load decreases at varying angles.
- Note: Uses hole spacing and base dimensions of 648 padeye. Maximum working load decreases at varying angles.
Resources/References
- Need help to design your Harken system - take a look here for the Harken System Guides and Drawings
- Take a look here for all the official Harken Support Information