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Step 1.

•  Screw the castors into the five-star base

•  Insert gas lift into the base with castors

•  Place the Set over the gas lift and press 

down

Step 2.

•  Loosen knobe on the seat, side the backrest into the 

back slot and tighten to desired height

Step 3.

•  Slot the seat onto the gasslift and tighten 

ET20 BK

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