
Model DK-2 Drafting Kit Assembly
Parts Listing
A
Circular Foot Rest
1 Unit
B
Tension Knob
1 Unit
C
9” Extension Tube
1 Unit
B
Gas Lift
C / D
Chair Seat
Assembly Instructions
STOP
Please read all instructions before assembly. 
Prior to assembly, select only one Extension Tube 
for desired Height
9” Extension Tube will change seat height from 24”-28” 
12” Extension Tube will change seat height from 27-31”
Step 1: Slide the Circular Foot Rest (A) over the smaller 
  tapered end of your chosen Extension Tube (C / D).
Step 2: Screw in Tension Knob (B) and tighten to lock 
  Foot Rest (A).
Step 3: Place the tapered end of Extension Tube (C / D) 
  into your Chair Base.
Step 4: Insert bottom of Gas Lift Cylinder into the top 
  end of the Extension Tube (C / D).
Step 5: Place the Chair Seat onto the Gas Lift by 
  inserting top of Gas Lift into the hole in the 
  Seat Mechanism.
Step 6: Press down firmly to secure the chair.
Note: Save the left over extension tube for future use.
D
12” Extension Tube
1 Unit
A
Chair Base
161 Tradition Trail Holly Springs, NC, 27540 
800-520-7471 (voice) 
919- 303-6389 (voice) 
support@ofminc.com
 919-362-4765 (fax) 
 www.ofminc.com