Desk Chair Swivel Back Hinge joint These crystal clear acrylic top

These crystal clear acrylic top knobs are attached to a solid polished brass base

and lateral adjustments

5" 1 1/2" 3 1/4" 400 lbs Brake 1 5/8" sq CFMF25SC 2

Available in Brass and Nickel finishes

We also offer electric lifts with smaller footprints

Desk Chair Swivel Back Hinge joint These crystal clear acrylic topOur Desk Chair Swivel Back Hinge enables a desk chair back to automatically adjust to the proper angle for comfort and good posture. A unique tight lock friction disc holds one's back firmly! Narrow mounting leaves, only 1 2" wide x 1 1 4" long, will fit thin frames and holes are for #6 screws. The hinge is constructed of Heavy Duty Steel with a Polished Brass Plated Finish.