Product Description

Harken 100mm Aluminum Stand-up Block w/Becket

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.

Sheave (mm) – 100

Sheave (in) – 3 15/16

Length (mm) -235

Length (in) -9 1/4″

Base (mm) – 93

Base (in) – 3 21/32

Weight (g) -921

Weight (oz) -32.49

Maximum line (mm) – 16

Maximum line (in) – 5/8

Maximum working load (kg) – 3402

Maximum working load (lb) – 7500

Breaking load (kg) – 6804

Breaking load (lb) – 15000

Fasteners (mm) – 10 FH

Fasteners (in) – 3/8″ FH

A (mm) – 93

A (in) – 3 21/32

B (mm) – 97

B (in) – 3 27/32

C (mm) – 59

C (in) – 2 5/16