Double block A...7
built-inwith forkplain bearing

double block
double block
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Characteristics

Number of sheaves
double
Type
built-in
Configuration
with fork
Bearing type
plain bearing
Maximum line diameter
max. rope ø 8 mm
Application domain
for sailing dinghies
Applications
halyard
Material
aluminum
Working load

250 kg
(551.2 lb)

Breaking load

500 kg
(1,102.3 lb)

Description

A...7 Sheave Boxes Aluminium Double Sheave Box - Plain Bearing Sheave Boxes Allen Sheave Boxes are available with a plain bearing or ball bearing sheave. We also have the following choice of sheave material to suit your application: Acetal Resin, Stainless Steel and Alloy. Sheave boxes are suitable for all types of halyard systems, control line systems and general running rigging. The low profile range of sheave boxes feature our unique hook-in cage; designed to deal with the high loads of modern rigs. * Working and breaking loads are very dependent on the fixing of the sheave box. * When using an aluminium sheave box with carbon rigging or decking insure it should be isolated with a suitable product to reduce electrolytic action. Mast Head High quality in house injection moulded nylon 6 mast head crane and sheave box with optional insert moulding to fit larger diameter tubes.

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.