Barton Size 1 - 30mm Blocks
30mm Blocks - Size 1
A range of strong, lightweight blocks for use on dinghies and dayboats or a lead blocks on larger craft. Available in Plain or Ball Bearing. |
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Sheave Diameter: | 30mm (1 3/16") |
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Sheave Width | 11mm (7/16") |
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Maximum Rope Diameter: | 8mm (5/16") |
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Working Load (Plain): |
350 kg (771 lbs) |
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Max Rolling Load (Ball): | 245 kg (540 lbs) |
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Break Load: | 700 kg (1543 lbs) |
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Fixed Eye | Reverse Shackle | Swivel |
Plain Attachment Eye | Removable shackle allows easy attachment and can be mounted in-line or at 90° to the sheave | Fully swiveling head with removable shackle for fast attachment |
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Plain bearing blocks Barton plain bearing blocks have a precision moulded acetal sheave running on a large diameter brass bearing, ensuring free running under the highest of loads. |
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Ball bearing blocks |

Single - Fixed Eye

Bearing | Code | Length | Weight |
Plain | 01110 | 78mm | 41g |
Ball | 11110 | 78mm | 40g |
Single - Reverse Shackle

Bearing | Code | Length | Weight |
Plain | 01120 | 82mm | 51g |
Ball | 11120 | 82mm | 49g |
Single - Swivel

Bearing | Code | Length | Weight |
Plain | 01130 | 85mm | 57g |
Ball | 11130 | 85mm | 55g |
Single Reverse Shackle with Becket

Bearing | Code | Length | Weight |
Plain | 01121 | 93mm | 56g |
Ball | 11121 | 93mm | 55g |
Single Swivel with Becket

Bearing | Code | Length | Weight |
Plain | 01131 | 98mm | 61g |
Ball | 11131 | 98mm | 60g |
Double Reverse Shackle

Bearing | Code | Length | Weight |
Plain | 01220 | 83mm | 77g |
Double Swivel

Bearing | Code | Length | Weight |
Ball | 11230 | 90mm | 80g |
Lightweight Lead Block
(Low Load)

Bearing | Code | Length | Weight |
Plain | 01160 | 55mm | 20g |