Antal Mekton Sheave for Mini Blocks 45 mm
A genuine Antal replacement sheave for the Stainless Mini Blocks range. The 45 mm Mekton (fibre-reinforced resin) sheave runs on side Delrin® ball bearings for low friction in compact layouts. It’s a quick, lightweight refresh for vang cascades, traveller controls and other small-line systems where smooth running and reliability matter.
Why it’s a smart upgrade
- Low friction in a tiny footprint thanks to side Delrin® ball bearings
- Light, tough Mekton resin sheave for dependable performance afloat
- Drop-in swap for Antal Mini Blocks to restore like-new efficiency
Key specifications
- Sheave Ø: 45 mm
- Max rope Ø: 8 mm
- Safe Working Load (SWL): 500 kg
- Thickness (T): 12 mm
- Axle/bore Ø (D3): 8 mm
- Hub Ø (D2): 12 mm
- Sheave material: Mekton (resin)
- Side bearing: Delrin® balls
Typical applications
- Traveller, vang and cunningham cascades on dinghies and small keelboats
- Mast-base and deck organisers for 6–8 mm control lines
- Refurbishing Antal Stainless Mini Blocks where the sheave is worn
Fit & compatibility notes
- Confirm your block’s sheave Ø (45 mm), axle/bore Ø (8 mm) and thickness (12 mm) before ordering
- Designed for rope up to 8 mm; do not use with wire or rod
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Specifications
| Width (mm) | 12 |
| Recommended line - Max Ø (mm) | 8 |
| Inside Ø (mm) | 8 |
| Material | Resin |
| Sheave Ø (mm) | 45 |
| SWL (kg) | 500 |
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