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Allen Sheave Boxes are available with a plain bearing or ball bearing sheave. Allen 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 Allen's unique hook-in cage; designed to deal with the high loads of modern rigs.

Schaefer's halyard exit boxes feature Stainless Steel construction with aluminum sheaves and Stainless Steel spacers with the ability to handle high static halyard and reefing loads.

Antal - 12 different sizes with diameters from 40 to 140 mm for working loads (SWL) up to 9000 kg. Hard black anodized aluminium frame with insulating washers for corrosion protection. Resin sheaves (aluminium sheaves for 100, 120 and 140 mm only) with composite fibre main bearing (not on size 40) and double side self-captive ball bearing (mounting screws not included).

*Working and breaking loads are very dependent on the fixing of the sheave box.

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8mm Plain bearing Acetal sheave Aluminium Box 43 x 17mm

A...4
Available
$21.10 Inc. GST
UNIT
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8mm Plain bearing Acetal Resin Sheave Aluminium Box 52 x 15mm

A...6
Available
$28.80 Inc. GST
UNIT
increase decrease

8mm Ball Bearing Stainless Steel Sheave Aluminium Box 52 x 15mm

A...6B
Available
$105.85 Inc. GST
UNIT
increase decrease

8mm Plain Bearing Alloy Sheave Aluminium Box 52 x 15mm

A...6H
Available
$41.55 Inc. GST
UNIT
increase decrease

12mm Plain Bearing Acetal Sheave Nylon Box 70 x 22mm

A...8
Available
$22.65 Inc. GST
UNIT
increase decrease

12mm Plain Bearing Alloy Sheave Nylon Box 70 x 22mm

A...8A
Available
$46.10 Inc. GST
UNIT
increase decrease

8mm Plain bearing Acetal sheave Aluminium Box 44 x 13mm

A...9
Available
$22.60 Inc. GST
UNIT
increase decrease

8mm Ball bearing Stainless Steel Sheave Aluminium Box 44 x 13

A...9B
Available
$64.84 Inc. GST
UNIT
increase decrease

8mm Plain bearing Alloy Sheave Aluminium Box 44 x 13

A...9H
Available
$38.20 Inc. GST
UNIT
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