![Harken 40mm Carbo Air Double Fixed Block [2642] Brand_Davis Instruments Pulse Compression](https://cdn.shopify.com/s/files/1/1592/4149/files/79738XL.jpg?v=1685572059)
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Pulse Compression
All 304 stainless steel bands - Kit includes full size range for all marine hose
please understand that with higher speed comes higher stress on all components and is likely to shorten your shade system's service life
no tools required
Harken 40mm Carbo Air Double Fixed Block [2642] Brand_Davis Instruments Pulse Compression40mm Carbo Air Double Fixed Block Low friction Carbo Air blocks are lightweight, strong, reliableand affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming. Speciications: Sheave (mm)40 mm Sheave (in)1 9 16 in Maximum line (mm)10 mm Maximum line (in)3 8 in Maximum working load (kg)440 kg Maximum working load (lb)970 lb
