Product Description
Harken 57mm Aluminum Stand-Up Block
The entire line of Black Magic® AirBlocks® has been redesigned with a sleek new look. Their unique, performance-packed engineering remains exactly the same. These strong, lightweight blocks feature free-rolling high-load Torlon® roller bearings for a high strength-to weight ratio.
Specifications:
Sheave Ø - 57 mm
Length - 4 1/2" (114mm)
Weight - 7.04 oz (200 g)
Maximum line Ø - 7/16" (12mm)
Maximum working load - 2500 lb (1134 kg)
Breaking load - 5000 lb (2268 kg)
Fasteners - 1/4" (6mm)
Fastener circle - 1 15/32" (37mm)
A - 2 7/32" (57mm)
B - 2 3/16" (56mm)
C - 1 1/4" - (32mm)
Includes: Padeye
