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The ring is suitable for attaching guying ropes to a tubular mast or antenna. The holes for the ropes (around the perimeter) are 8 mm (5/16”) in diameter and have chamfered edges so that the Mastrant ropes can be tied directly without the risk of cutting them.
Thickness 3 mm (1/8”), outer diameter 100 mm (4"), distance of the holes from the edge 6 mm (1/2").
Made from AW5754 aluminium alloy which is very strong and has excellent corrosion resistance (including seawater and industrially polluted atmospheres). Surface finish by sanding.
Diameters of centre holes:
| mm | inch |
| 22 | 7/8 |
| 28 | 1-1/8 |
| 31 | 1-1/4 |
| 34 | 1-5/16 |
| 37 | 1-7/16 |
| 40 | 1-9/16 |
| 43 | 1-11/16 |