Ekornes Stressless recliner chair bolt screws seat to back backrest 1970 & 1980 era armchairs. #11A

33 mm long or deep.
The smooth nipple is 7 mm thick and made to slide into the backrest.
Those threads are designed to grab onto the seat and are 9 mm across.
The flat bolt head is 12 mm wide.
The drive style is an Allen A4 screwdriver or bit.
They are metal and the color is Silver.
These are genuine OEM parts for the Stressless furniture line by Ekornes.

This part is pre-owned, was not cleaned, needs touch up paint, to be oiled, the fit of the Allen bit is a little loose so you will have to be careful when loosening or tightening.

Please let us know if you have any questions.

If you want multiple parts we can combine shipping.