ModFreakz&reg; Full Button Set Thumbsticks Solid Blue For Xbox One Model 1537 Controllers This button set is for the generation 1 Microsoft Xbox One controllers, the generation without the headphone jack/port; Model number 1537 only Easy installation! You will need a Torx T8 security screwdriver and a T6 screwdriver to open the shell, then just screw or snap in the new custom color replacement parts which will make your controller look awesome. So go ahead, be bold, and ditch the standard Todays gaming is all about standing out and personalizing, and we are here to make sure you are anything but generic. Our button kits are the ideal replacement for your broken or dysfunctional wireless controller shell, and the optimal solution to bust up the boring stock parts You customize your avatars, personalize your weapons and attacks, and even go online and let other players hear your voice. Why stop there? Make your controller stand out from the crowd with a new, fresh look and sharp appearance and with a unique styling unlike any other ModFreakz is a registered trademark and Donaldson's is the only authorized seller of ModFreakz branded products; backed by our 100% customer satisfaction money back guarantee