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Spring toggle type W-FK with washer and brass knurled nut, zinc-plated steel
For secondary attachments in cavity walls, hollow ceilings and all types of panel material
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- The spring toggle expands automatically in any position
- The design of a spring toggle means it does not need to be inserted as deeply in a cavity as a toggle anchor
- With large and variable useful length
- Fully pre-assembled
- Anti-rotation lock (claws) prevents movement during installation
- Load distributed over large surface area to ensure good holding power
![](https://media.wuerth.com/stmedia/wuerth/images/std.lang.all/resolutions/category/348px/48040.jpg)
Drill the hole
![](https://media.wuerth.com/stmedia/wuerth/images/std.lang.all/resolutions/category/348px/48144.jpg)
Insert anchor until hooks fold open
![](https://media.wuerth.com/stmedia/wuerth/images/std.lang.all/resolutions/category/348px/48051.jpg)
Attach component and screw on brass nut
![](https://media.wuerth.com/stmedia/wuerth/images/std.lang.all/resolutions/category/348px/48044.jpg)
Screw in screw until flush
The anchor for mounting curtain rails, shelf rails, switches and lightweight attachments.
Select RAL-colour code
!! NOTE: On-screen visualisation of the colour differs from real colour shade!!