INSTRUCTIONS
Sizes, halyard diameters and references of the Facnor LB opening snatch blocks (LB 2T to LB 15T) for FX+, FXT and FAST set-ups, with opening, safety closing, dogbone orientation and fitting options.
DocumentFacnor LB Snatch Blocks Instructions
FormatPDF · 1 page · 0.4 MB
LanguageEnglish

Technical Data
| Reference | Model | FX+/FXT/FAST model | øA halyard (mm) | B (mm) | øC (mm) | Weight (g) | |
|---|---|---|---|---|---|---|---|
| 43180402040 | LB 2T | 1500 | 10 | 59 | 41 | 99 | Ask us to source it → |
| 43180403040 | LB 3T | 2500 | 12 | 64 | 46 | 141 | Ask us to source it → |
| 43180404540 | LB 4T5 | 4500 | 16 | 79 | 55 | 249 | Ask us to source it → |
| 43180407040 | LB 7T | 7000 | 20 | 90 | 70 | 461 | Ask us to source it → |
| 43180409040 | LB 9T | 9000 | 24 | 110 | 88 | 897 | Ask us to source it → |
| 43180412040 | LB 12T | 12000 | 26 | 135 | 113 | 1740 | Ask us to source it → |
| 43180415040 | LB 15T | Custom | 30 | 140 | 123 | 2310 | Ask us to source it → |
Opening, Closing & Fittings
- Block opening and safety closing are shown step by step in the instructions (loop and Velcro® strip).
- Dogbone 90° safety position: check the correct orientation of the dogbone, its axis at 90° to the block axis.
- Fittings shown: 2-to-1 on a swivel (halyard purchase), on deck on a padeye, and 2-to-1 on the mainsail halyard. Other uses: consult Facnor.
- Warning: do not use for mast climbing or as a freight elevator.
- Maintenance: rinse the mechanisms after use and regularly check the condition of the loop and the Velcro® strip.
Need a part that isn't listed? Ask us to source it and quote the part number from the PDF.






