Product Description
Harken accessories are designed to make standard blocks more versatile or fill a special need. Sail Chafe Protectors, use 339 to ease genoas over lifelines or past shrouds and to help large roach mainsails clear backstays.
Part Number: 339
Specifications
| Imperial | Metric | |
| A | 1 1/16" | 27 mm |
| B | 3/4" | 19 mm |
| RH Fasteners | # 10 | 5 mm |
Need help to design your Harken system - take a look here for the Harken System Guides and Drawings
Or perhaps you need some other information (load calculators, block selectors, service instructions or manuals)? Take a look here for all the official Harken Support Information
