Double Dynamic Block + Becket
The 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!
This double block with becket will be useful for all your adjustments, whatever they may be: sheets, backstays, downhauls, etc.! It is used on Laser/ILCA boom vang systems in the HOLT Powerpack Kits.
| Diameter | Max Line | Working Load | Breaking Load |
| ø20mm | 6mm | 225kg | 600kg |
| ø30mm | 8mm | 350kg | 1250kg |