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hamma® Regatta Turnbuckle Toggle-Toggle with Nut is a marine-grade turnbuckle (rigging screw) for boats and yachts, available in 9 sizes.
It is an assembled turnbuckle with a toggle at each end and locking nuts, used to set and adjust tension in standing rigging such as shrouds, forestays, backstays and lifelines. Sizes run from 1/4" pin to 1" pin; choose the size that matches your pin or thread in the table below. Official Arcus codes are HM-TTTN; the matching Tradify codes (HM-TTT) are used as the store SKUs. Sold by ASW Marine Parts as genuine Arcus hamma® Regatta hardware for boats and yachts.
Which size do I need? Match your pin or thread size to the size table. If you are replacing an existing fitting, measure the pin and thread, or quote the Arcus code (HM-TTTN) or the Tradify code (HM-TTT). Dimension letters (ØA, B, C, E, L and L1) follow the Arcus catalogue drawing.
What load is it rated for? Arcus lists a minimum breaking load of 1,800 to 28,300 kgf. Breaking load is not a safe working load; size your rigging with a suitable safety factor.
Do prices include GST? Yes. All prices are in Australian dollars and include GST.
| Code | Arcus code | Thread size (M) | ØA (mm) | B (mm) | C (mm) | E min–max (mm) | L (mm) | L1 (mm) | MBL (kgf) | Price inc GST |
|---|---|---|---|---|---|---|---|---|---|---|
| HM-TTT-04 | HM-TTTN-04 | 1/4"-28UNF | 6.35 | 7 | 29 | 231–295 | 114 | 59 | 1,800 | $65.97 |
| HM-TTT-05 | HM-TTTN-05 | 5/16"-24UNF | 8 | 9 | 35 | 258–348 | 132 | 69 | 2,400 | $78.46 |
| HM-TTT-06 | HM-TTTN-06 | 3/8"-24UNF | 9.5 | 11 | 40.5 | 303–403 | 155 | 80 | 3,600 | $115.27 |
| HM-TTT-07 | HM-TTTN-07 | 7/16"-20UNF | 11 | 14 | 49 | 371–487 | 180 | 94 | 5,000 | $138.48 |
| HM-TTT-08 | HM-TTTN-08 | 1/2"-20UNF | 12.7 | 14 | 49 | 380–580 | 190 | 98 | 6,800 | $178.66 |
| HM-TTT-10 | HM-TTTN-10 | 5/8"-18UNF | 15.8 | 18 | 61 | 463–603 | 223 | 117 | 10,900 | $302.70 |
| HM-TTT-12 | HM-TTTN-12 | 3/4"-16UNF | 19 | 22 | 70 | 540–696 | 258 | 135 | 15,900 | $481.82 |
| HM-TTT-14 | HM-TTTN-14 | 7/8"-14UNF | 22.2 | 25 | 75 | 610–780 | 290 | 149 | 21,500 | $726.20 |
| HM-TTT-16 | HM-TTTN-16 | 1"-12UNF | 25.4 | 28 | 92 | 695–885 | 322 | 168 | 28,300 | $1,599.83 |
hamma® Regatta Turnbuckle Toggle-Toggle with Nut is a marine-grade turnbuckle (rigging screw) for boats and yachts, available in 9 sizes.
It is an assembled turnbuckle with a toggle at each end and locking nuts, used to set and adjust tension in standing rigging such as shrouds, forestays, backstays and lifelines. Sizes run from 1/4" pin to 1" pin; choose the size that matches your pin or thread in the table below. Official Arcus codes are HM-TTTN; the matching Tradify codes (HM-TTT) are used as the store SKUs. Sold by ASW Marine Parts as genuine Arcus hamma® Regatta hardware for boats and yachts.
Which size do I need? Match your pin or thread size to the size table. If you are replacing an existing fitting, measure the pin and thread, or quote the Arcus code (HM-TTTN) or the Tradify code (HM-TTT). Dimension letters (ØA, B, C, E, L and L1) follow the Arcus catalogue drawing.
What load is it rated for? Arcus lists a minimum breaking load of 1,800 to 28,300 kgf. Breaking load is not a safe working load; size your rigging with a suitable safety factor.
Do prices include GST? Yes. All prices are in Australian dollars and include GST.
| Code | Arcus code | Thread size (M) | ØA (mm) | B (mm) | C (mm) | E min–max (mm) | L (mm) | L1 (mm) | MBL (kgf) | Price inc GST |
|---|---|---|---|---|---|---|---|---|---|---|
| HM-TTT-04 | HM-TTTN-04 | 1/4"-28UNF | 6.35 | 7 | 29 | 231–295 | 114 | 59 | 1,800 | $65.97 |
| HM-TTT-05 | HM-TTTN-05 | 5/16"-24UNF | 8 | 9 | 35 | 258–348 | 132 | 69 | 2,400 | $78.46 |
| HM-TTT-06 | HM-TTTN-06 | 3/8"-24UNF | 9.5 | 11 | 40.5 | 303–403 | 155 | 80 | 3,600 | $115.27 |
| HM-TTT-07 | HM-TTTN-07 | 7/16"-20UNF | 11 | 14 | 49 | 371–487 | 180 | 94 | 5,000 | $138.48 |
| HM-TTT-08 | HM-TTTN-08 | 1/2"-20UNF | 12.7 | 14 | 49 | 380–580 | 190 | 98 | 6,800 | $178.66 |
| HM-TTT-10 | HM-TTTN-10 | 5/8"-18UNF | 15.8 | 18 | 61 | 463–603 | 223 | 117 | 10,900 | $302.70 |
| HM-TTT-12 | HM-TTTN-12 | 3/4"-16UNF | 19 | 22 | 70 | 540–696 | 258 | 135 | 15,900 | $481.82 |
| HM-TTT-14 | HM-TTTN-14 | 7/8"-14UNF | 22.2 | 25 | 75 | 610–780 | 290 | 149 | 21,500 | $726.20 |
| HM-TTT-16 | HM-TTTN-16 | 1"-12UNF | 25.4 | 28 | 92 | 695–885 | 322 | 168 | 28,300 | $1,599.83 |