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Classic Stacking Chairs
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Universal Gas Cylinders, Covers, Columns

Office chair replacement parts - Gas Cylinders, Lifts & Columns-Posts for any type of office chair or stool

3.2" 50mm
Gas Cylinder-8"
80mm of travel (3.2") -office chair height
Top Taper is 17-4
50mm column w/ Y Dimension of 26mm
Fully extended height 309.5mm (12.2")
Fully compressed height 231mm (9.1")
Black
$28.36 ea
Qty:
5.5 " 50mm
Gas Cylinder-5.5"
140mm of travel (5.5")
Top Taper is 17-4
50mm column w/ Y Dimension of 42mm
Chrome
$28.54 ea
Qty:
8" 50mm
Gas Cylinder-8"
199mm of travel (8") -stool height
Top Taper is 17-4
50mm column w/ Y Dimension of 5mm
Fully extended height 573mm (22.55")
Fully compressed height 374.5mm (14.75")
Black
$36.02 ea
Qty:
5.5 " 50mm
Gas Cylinder-5.5"
200mm of travel (8")
Top Taper is 17-4
50mm column w/ Y Dimension of 5mm
Chrome
$56.00 ea
Qty:
10" 50mm
Gas Cylinder-10"
267mm of travel (10")
Top Taper is 17-4
50mm column w/ Y Dimension of 5mm
Black
$39.36 ea
Qty:
Manual Lift
Gas Cylinder-Manual Lift
Spin Lift-office chair height
Spindle style manual height adjustment
120mm of travel (4.72")
Top taper 17-4
50mm column with bottom taper of 38mm
Black
$38.95 ea
Qty:
Lift Cover
Chair Parts-Lift Cover
Three Piece Extension Small Telescoping Fits standard tapered lift
65mm height fully compressed
190mm height fully extended
$4.50 ea
Qty:
Column
Chair Part- Gas Column
Includes Plastic Liner
Black Painted Steel
$31.50 ea
Qty :
Exposed Height from Top of Base Leg :
Steel Threaded Posts
Chair Parts- Threaded Steel Post
1" x 8" of threads. 10" overall
$36.80 ea
Qty
1" x 8" of threads  plus 3" unthreaded
$41.95 ea Qty

Taper Description Price Ea Qty
17-4 #107 About 8-1/4" Overall, 1.102 OD. Stroke-3 1/8" $109.85
17-4 #107COM (complete) Same cylinder as above. Includes Cylinder, Bearing Kit, and 2" Column all preassembled. $109.85
17-4 #107A About 9-5/8" Over all, 1.102 OD. Stroke-4 1/2" $82.00
17-4 #107ACOM (complete) Same cylinder as above. Includes Cylinder, Bearing Kit, and 2" Column all preassembled. $98.60
17-4 #107B About 10-1/2" Overall, 1.102 OD. Stroke-5 1/2" $82.00
17-4 #107BCOM (complete) Same cylinder as above. Includes Cylinder, Bearing Kit, and 2" Column all preassembled. $98.60
17-4 #107BHD Heavy DutyAbout 10-1/8" Overall, 1.102 OD. Stroke 5 1/2" includes bearing kit and extra heavy thick steel 2" column, 6 3/4" exposed.
Extreme weight duty. Increased extra "lift" ability and preassembled.
$132.75
17-4
#107S* Bar & Drafting Stool
About 16" Overall, 1.102 OD. Stroke-10 1/2" . Includes 12 1/2" exposed 2" Column and Bearing Kit. Preassembled.
$125.95
17-4 Special #107D80COM About 8-1/4" Overall, 1.102 OD. Stroke-3 1/8" Use with style Knee Pivot mechanism. Includes special steel 2" Column and bearing Kit all preassembled.  $124.95