Description: Specially designed for Xbox One Elite Controller. Very easy to install.Come with installation tool teardown rod and 2 pieces screwdriver. The teardown rod is included to pop out your old rings; the T6 T8 screwdriver is to take apart the for Xbox One Elite controller to install the profile switch buttons. Non-toxic and odourless: use with reassurance. Would be looks awesome and cool if you combine it with your controller for Xbox One Elite. Specification: Replace Ring Inner Diameter: 19mm Replacement Button Length: 111mm Package Includes: 1 Piece Replacement LB/RB Switch Buttons 2 Pieces Replacement Accent Rings 1 Piece Blue Tip Tool. 1 Piece T6 Screwdriver 1 Piece T8 Screwdriver