Office Chair Mechanisms and Plates

	Model: S2886 Swivel Office Chair Mechanism Activation: top activation with single lever Angle: 2 degrees Cylinder taper: 17-4 Back upright width: 2.25” Color: black Enlarged Image Drawing Catalog Page Top

	Model: S2979 Swivel / Tilt Office Chair Mechanism Activation: top activation with single lever Cylinder taper: 17-4 Tilt lock method: push/pull Color: black Enlarged Image Drawing Catalog Page Top

	Model: S3925 Knee Tilt Office Chair Mechanism Activation: top activation with single lever Cylinder taper: 17-4 Tilt lock method: push/pull Tilt tension adjustment knob Color: black Enlarged Image Drawing Catalog Page Top

	Model: S4149 Swivel Office Chair Mechanism w/ Seat & Back Tilt Activation: top activation with single lever Cylinder taper: 17-4 Back tilt lock method: single lever infinite lock Seat tilt lock method: single lever infinite lock Seat and back move and lock independently with separate levers Accepts straight 2.25" diameter back upright Color: black Enlarged Image Drawing Catalog Page Top

	Model: S3997 Swivel Plate Top activating (TA) lever 0 degree flat plate Accepts 17-4 tapered gas cylinders Hole pattern is 5.5" (140mm) square Color: black Enlarged Image Drawing Catalog Page Top

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