DentalEZ® Chair Switch Kit Chair Switch Kit (Dental EZ #3800-579) On/Off Maintained Kit Includeds on/off Switch, Tinnerman Nuts (Qty 4), #8 Lock Washer, 8-32 x 1/4" Cut Screw, #6 x 5/8" Sheet Metal Screw (Qty 2) JSR / VSR chair top "DentalEZ" and "RAMVAC" are registered trademarks of DentalEZ, Inc., and RAMVAC Dental Products, Inc. which are not affiliated with DCI and do not endorse this product.