This is a Special Order item. Delivery lead time may take 2-4 weeks.
The entire line of Black Magic® AirBlocks® has been redesigned with a sleek new look. Their unique, performance-packed engineering remains exactly the same.
Black Magic® Air Runners® are strong, lightweight blocks with extremely free-rolling sheaves. Blocks feature Torlon® roller bearings in a center cage for strength.
Heads are offered with parallel/perpendicular shackles. Tangs attach turnbuckles, toggles, and other fittings. No tools required for installation.
Part Number: HK3239
Specifications
- Sheave Ø (mm) 75 mm
- Sheave Ø (in) 2 15/16 in
- Length (mm) 146 mm
- Length (in) 5 3/4 in
- Weight (g) 318 g
- Weight (oz) 11.2 oz
- Clevis pin Ø (mm) 12.7 mm
- Clevis pin Ø (in) 1/2 in
- Maximum line Ø (mm) 14 mm
- Maximum line Ø (in) 9/16 in
- Maximum working load (kg) 2268 kg
- Maximum working load (lb) 5000 lb
- Breaking load (kg) 4544 kg
- Breaking load (lb) 10000 lb
Resources/References:
Need help to design your Harken system - take a look here for the Harken System Guides and Drawings
Or perhaps you need some other information (load calculators, block selectors, service instructions or manuals)? Take a look here for all the official Harken Support Information