Best Buy: Astro Gaming C40 TR Wireless Controller for PlayStation 4 and Windows PC 940-000184
Amazon.com: ASTRO Auxiliary Gaming Certified Manufacturer Refurbished C40 Tr Controller - PlayStation 4 : Video Games
PlayStation - The Astro C40 TR PS4 controller is available now, featuring swappable sticks and D-pad, plus back-of-controller buttons you can re-map on the fly: https://play.st/AstroC40TR | Facebook
Astro C40 TR review: a PS4 pro controller to rival the Xbox One Elite - The Verge