Description
Harken® 57mm Block Single Loop (loop not included) HK3214
Black Magic Air blocks stand out as the top choice among competitive Big Boat racers and leisure cruisers alike, seeking optimal performance.
Renowned for their lightweight design and seamless operation, these versatile blocks are indispensable for sailors. Whether it's trimming the mainsheet, adjusting runners, or handling spinnaker systems. The Black Magic blocks deliver unmatched reliability and performance. Their innovative construction ensures minimal friction and maximum durability, even under the most rigorous conditions.
| Series |
Black Magic |
| Model |
57 mm |
| Block type |
Loop |
| Sheaves Ø |
57 mm |
| Number of sheaves |
1 |
| Bearing |
Needle bearing |
| Max rope diameter |
12 mm |
| Swivel |
No |
| Cam |
No |
| Ratchet |
No |
| Breaking Strength (kg) |
2268 |
| Safe Working Load (kg) |
1134 |
