Techni 4D Armrest

Maximum adjust-ability for the perfect arm placement. Set includes RIGHT + LEFT sides 20° swivel 4" vertical height adjustment 2" of forward & backward motion 1" of horizontal IN & OUT movement WHICH CHAIR STYLES FIT THE 4D ARMS? Kawaii Gaming Chair GG Black Gaming Chair Comfort+ Gold and Silver Comfort+ Grey & Purple Gaming Chairs Geo Red & Blue Gaming Chairs Echo Blue Gaming Chairs Cow Print Gaming Chair The 4D arms require 4 installation screws. If you are looking to UPGRADE for your current Technisport chair, look where the arms are attached, if it matches the image shown with 4 holes, then our 4D arms will fit your current chair.