Steam Community :: Guide :: Knuckles EV2: Quick Start
See how Valve's Knuckles controller lets you make any gesture you want in virtual reality | TechRadar
Valve's VR Knuckle Controllers Will Let You Flip The Bird | Digital Trends
SteamVR Knuckles 1.3 - Next Gen VR Unboxing (Valve Index Controllers) - YouTube
SteamVR's Knuckles Controller Wraps Around Your Hand, So You Can Let Go Without Dropping It - GameSpot
Valve's updated model for their "Knuckles" SteamVR controller suggests input parity with Steam Controller (able to play entire Steam Library in Bigscreen-esque environments) : r/oculus
VALVE INDEX controller - LEFT only Knuckles for PC steam VR games HTC VIVE pro | eBay
VALVE INDEX controller right only VR Steam games Knuckles HTC VIVE pro handle | eBay
Valve's Vive Knuckles Controllers revealed - The Ghost Howls
Valve Index Impressions - A Necessary But Incremental Step For PC VR - GameSpot
The brand new knuckles prototype controller from Valve