CNC Heart block 12mm - Walnut
Code: WAB-H12Product detailed description
Heart block - used exclusively for tensioning the main stays, and gradually replaced the Big Deadeyes type blocks from about the middle of the 18th century.
Instructions on how to select the correct blocks
Instructions on how to use the blocks
Table of block size and corresponding rope diameter
| Height of blocks |
Diameter of rope |
Diameter of Amati ropes |
| 2,0 | 0,16 | 0,1 |
| 2,50 | 0,2 | 0,1 |
| 3,00 | 0,24 | 0,25 |
| 2,50 | 0,28 | 0,25 |
| 4,00 | 0,32 | 0,25 or 0,0,5 |
| 4,50 | 0,36 | 0,5 |
| 5,00 | 0,4 | 0,5 |
| 6,00 | 0,48 | 0,5 |
| 7,00 | 0,56 | 0,5 or 0,75 |
| 8,00 | 0,64 | 0,75 |
| 9,00 | 0,72 | 1 |
| 10 | 0,8 | |