Gas lift office chair Cylinder Replacement Parts

Gas cylinder COM includes Gas cylinder, Bearing kit and Column, preassembled
photo of gas cylinderphoto of gas cylinder

Remove or Install a gas cylinder:
How to Remove or Install a column
How to Select proper length gas cylinder
Uh Oh...the parts fell on the floor. Bearing Kit Schematic
Visit our "Tips" section for additional information

Gas Cylinders are 1.102" in diameter (close to 1 1/8"), a virtual worldwide standard

The gas cylinder is not screwed into the Mechanism (under the seat), but is securely held only by the taper press fit.

#106KP About 7 1/2" cylinder body. Stroke about 2 3/4". Rent a Cylinder removal tool $6.50 $35.80
#106KPCOM Same cylinder as above. Includes cylinder, bearing kit and 2" column all pre assembled. 2 3/4" stroke. Column extends below most bases 2", above base 2". This COM is ideal for Knee pivot mechanisms or to lower a chair to aboslute minimum height. The column floor clearance is 1/8". $51.05
#106A About 8" cylinder body. Stroke about 2 7/8". Rent a Cylinder removal tool $6.50 $33.60 Add To Cart
#106ACOM Chrome column 45mm 1 3/4" Same cylinder as above. Includes cylinder, bearing kit and Chrome column all pre assembled. Rent a Cylinder removal tool $6.50 $53.45 Add To Cart
#107 About 8 1/4" cylinder body. Stroke about 3". Rent a Cylinder removal tool $6.50 $33.60
#107COM Same cylinder as above. Includes cylinder, bearing kit and 2" column, all pre assembled.
Rent a Cylinder removal tool $6.50
$48.85
#107HDCOM
Heavy Duty
Same size as above but is Heavy Duty. Rent a Cylinder removal tool $6.50 $82.50 Add To Cart
#10761 About 9" cylinder body. Stroke about 3 5/8". Rent a Cylinder removal tool $6.50 $33.60
#10761COM Same cylinder as above. Includes cylinder, bearing kit and 2" column, all pre assembled.
Rent a Cylinder removal tool $6.50
$48.85
#107A About 9 3/4" cylinder body. Stroke 4 3/4". Rent a Cylinder removal tool $6.50 $33.60
#107ACOM Same cylinder as above. Includes cylinder, bearing kit and 2" column, all preassembled.
Rent a Cylinder removal tool $6.50
$48.85 Add To Cart
#10765 About 10 1/4" cylinder body. Stroke about 5 1/8". Rent a Cylinder removal tool $6.50 $33.60
#10765COM Same cylinder as above. 2" Column extends 3/4" below most bases. Pre assembled COM types include Cylinder, bearing kit and Column. Rent a Cylinder removal tool $6.50 $48.85
#10765HDCOM Heavy Duty Same size as above but is heavy duty. Pre assembled COM types include Cylinder, bearing kit and Column. Rent a Cylinder removal tool $6.50 $82.50 Add To Cart
#107B About 10 5/8" body overall. Stroke 5 1/2". Rent a Cylinder removal tool $6.50 $33.60
#107BCOM Same cylinder as above. Includes cylinder, bearing kit and 2" column. Pre assembled.
Rent a Cylinder removal tool $6.50
$48.85
Tall man cylinder #107TMCOM Adds about 2" of Body length and 2" of stroke to our #107B types. Rent a Cylinder removal tool $6.50 $61.75
Tall big/man Heavy Duty
#107TMHDCOM
Heavy duty cylinder body-12 5/8" with 7" stroke. Column length overall-11 1/4". Includes cylinder, bearing kit and 2" column, all preassembled. Rent a Cylinder removal tool $6.50 $91.85 Add To Cart
#107EXCOM
45mm-1 3/4" column
Same cylinder as #107COM, includes 45mm (1 3/4") column with bearing kit, preassembled. Extends below bases by about 1 1/2" permitting chair to be lower. Exposed above base, 3 1/2". $53.40
Herman Miller
Gas Cylinders
Equa 1, Equa 2. Removal tool not required. Ergon 3 cylinders available. $112.50
Herman Miller Aeron Cylinder Aeron single stage (normal) gas cylinder includes bearing kit and column, all preassembled. Cylinder removal tool $6.50 $82.50
Steelcase
Gas Cylinders
#453, 457, 458 $110.00
Specialty
Specialty cylinders

#1053CSCOM Counter height stool cylinder Total column over-all length 11 1/4". 7 3/8" exposed above base legs. 7 1/2" stroke. Cylinder body length 12 5/8". Includes 2" column with bearing kit Pre assembled. Cylinder removal tool $59.45
#1057DSCOM Drafting Stool Cylinder Total column over-all length 15". 10 1/2" exposed above base legs. 10 1/4" stroke. Cylinder body length (when held in hand) is 16 1/2". Includes 2" column with bearing kit Pre assembled. Add about 5" if measuring with base and casters to underside of seat. $66.35
#2370NRCOM
Non rotational
About 16 1/2" overall. Stroke 11". Can be used for mobile stand up desks, keyboards, tables and etc. Force needed to depress-15lbs. Includes 1 3/4" column and bearing kit. $108.40
Column or Bearing
More information
Drafting stool foot rings
These are Columns
"COM" purchase includes a new column. The column supports the gas cylinder, contains a bearing kit, and plastic cylinder support. All preassembled into one unit for installation ease. Columns may also be purchased separately.

Gas cylinder cover

Also available for Drafting and tall cylinders 18" high