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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.  

Title breaking load kgfixing hole centres mmfixing hole diameter mmmaximum working load kgsheave diameter mmsheave materialsheave width mmslot size mmweight g Price ex. VAT
A...6 Aluminium Sheave Box - Plain Bearing 80065440038Acetal 852 x 1534 £9.34
A...6B Aluminium Sheave Box - Ball Bearing 75065430038Stainless Steel852 x 1579 £34.35
A...6H Aluminium Sheave Box - Plain Bearing 80065440038Alloy 852 x 1548 £13.50
A...8 Nylon Sheave Box - Plain Bearing 70080430038Acetal 1270 x 2241 £7.34
A...8A Nylon Sheave Box - Plain Bearing 70080435038Alloy 1270 x 2265 £15.18
A...9 Aluminium Sheave Box - Plain Bearing 67257433625Acetal844 x 1321 £7.33
A...9B Aluminium Sheave Box - Ball Bearing 75057430025Stainless Steel844 x 1338 £21.36
A...9H Aluminium Sheave Box - Plain Bearing 67057430025Alloy 844 x 1331 £12.57
A..15 Low Profile Aluminium Sheave Box - Plain Bearing 750-430025Acetal 638 x 1012 £10.32
A..15B Low Profile Aluminium Sheave Box - Ball Bearing 750-430025Stainless Steel638 x 1024 £29.24
A..16 Low Profile Aluminium Sheave Box - Plain Bearing 900-540038Acetal 658 X 1336 £15.17
A..16B Low Profile Aluminium Sheave Box - Ball Bearing 900-545038Stainless Steel658 x 1368 £40.14
A..94 Nylon Mast Head Sheave Box - Plain Bearing --To Fit 20mm Tube -36Acetal 6-40 £27.01
A4409 Stainless Steel Sheave Box - Plain Bearing 60090630038Stainless Steel1277 x 19 98 £25.21
SA..94 Adaptor For A..94 --To Fit 35mm Tube -----18 £10.06