Quick Summary
This Harken 16 mm triple block is described for small synthetic control lines, including control lines and shock cord retractors. Its bearing system uses stainless steel balls in a captive grooved race.
Key Details
| Detail | Product information and buyer relevance |
|---|---|
| Sheave diameter | 16 mm (5/8 in). |
| Maximum line diameter | 5 mm (7/32 in). |
| Maximum working load | 113 kg (250 lb). Compare this figure with the requirements of the intended application. |
| Bearing system | Stainless steel balls in a captive grooved race. |
| Described applications | Small synthetic control lines and shock cord retractors. |
What to Compare Before Buying
- Check that the line is no larger than the stated 5 mm maximum diameter.
- Compare the intended working load with the stated 113 kg maximum working load.
- Confirm the exact part number for the selected version before ordering.
Before You Decide
Check line diameter, working-load requirements, and the exact part number for the block you need.





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