Back extension 3A

The Back extender adds an extra 6 cm to the highest standard 3A back height.

With the Back extender you can easily change from standard back height to high back height. When it is mounted on to the 3A back support, you can get a back height as high as 51 cm on Etac Cross 6.

Note: Only compatible with the soft curved standard 3A back support profile. (see explanation picture in the slide)

Variants and details

Item number
Extension back 3A, seat width 35-40 cm 28658
Extension back 3A, seat width 42.5-50 cm 28659
Extension back 3A, seat width 52.5-60 cm 28660


Download of user manuals are intended for expedient purpose only. The products in reference may be subject to change without prior notice and reader’s discretion is advised to ensure coherence with product version and article number as well as the appropriate translation.