Center column for gas lift spring for chair with five veneer/solid wooden foot blades.
Swivel for office chair base with five pcs solid wooden legs
Center hole for e.g. gas lift spring, Ø39.8mm
No visible screws
Drawings for solid foot blades available
Swivel to be assembled to foot blades with 10pcs wooden screws: 5pcs 5,0*50/30 + 5pcs 5,0*60/36
Read here by clicking above or download from the link below.