Harken 29 mm Double Block
Low-friction Carbo Air blocks are lightweight, strong, reliable-and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming.
| Imperial | Metric | |
| Sheave Diameter | 1 1/8?in | 29 mm |
| Max Line Diameter | 5/16?in | 8?mm |
| Max Working Load | 660 lbs | 299?kg |


Harken 22 mm Micro Block - Removable Becket 