Description
Experience lasting durability with the Harken 40mm Proexit Single/Wide Thru Deck Block. Designed for intense W-L leg racing, it prevents wear from side angle loading. The all-aluminum housing ensures efficient line guidance, while its high working loads outperform many small boat exit blocks. Optimal for reducing halyard wear, it’s a marine must-have.
| Maximum line Ø (mm) | 8 mm |
| Maximum line Ø (in) | 5/16 in |
| Fasteners (mm) | 6 FH mm |
| Fasteners (in) | 1/4 FH in |
| Length (mm) | 107 mm |
| Length (in) | 4 3/16 in |
| Weight (g) | 127 g |
| Weight (oz) | 4.5 oz |
| Maximum working load (kg) | 400 kg |
| Maximum working load (lb) | 880 lb |
| Breaking load (kg) | 800 kg |
| Breaking load (lb) | 1764 lb |
| A (mm) | 30.6 mm |
| Sheave Ø (mm) | 40 mm |
| Sheave Ø (in) | 1 9/16 in |
| Fastener spacing (mm) | 75 mm |
| B (mm) | 59.2 mm |
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