Single Dynamic Block ø20mm with Shackle + Spring
Holt-Nautos' "Dynamic" Stainless Steel Series boasts numerous qualities: Lightweight with perforated stainless steel cheeks, Strong with an integrated large axle, Smooth with stainless steel ball bearings... all available in 2 diameters: 20 or 30mm. For demanding sailors!
A vertical block often takes the mainsheet at the bottom of the cockpit for redirection to a trim tackle. Other uses are possible!
| Diameter | Max Line | Working Load |
Breaking Load |
| ø20mm | 6mm | 125kg | 750kg |
| ø30mm | 8mm | 170kg | 600kg |