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Replacement Parts
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Office Chair Adjustment Knobs

Office chair adjustment knobs are made from black nylon plastic with a co-molded inch brass insert or steel stud. Other sizes of threads are available.

Knurled Grip Adjustment Knob
1-7/8 inch Dia
Knurled Grip Adjustment Knob
Thread Price ea Qty
5/16-18 x 3/4" $3.63
3/8-16 x 1" $4.13
Fluted Grip Knob
1-1/4 inch Dia
Fluted Grip Adjustment Knob
Thread Price ea Qty
1/4-20 x 3/4" $2.84
3 Point Star Knob
1-1/8 inch Dia
3 Point Star Adjustment Knob
Thread Price ea Qty
1/4-20 $3.07
1/4-20 x 3/8" $2.38
1/4-20 x 3/4" $2.84
Triangle Grip Knob
1-3/16 inch Dia

Triangle Grip Adjustment Knob-
Thread Price ea Qty
1/4-20 $2.90
1/4-20 x 1/2" $2.38
5 Point Star Knob
2-5/16 inch Dia
Adjustment Knob-Point Star
Thread Price Qty
3/8-16 Flange Nut $4.39
Fluted Adjustment Knob
1-1/4 inch Dia
Thread Price Qty
1/4-20 x 3/4" $2.96 ea
Ball Style Knob
1-3/8 inch Dia
Adjustment Knob-Ball Grip
Thread Price ea Qty
1/4-20 x 3/4" $2.96