Just found this photo of the Valve Index Controllers : r/ValveIndex
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AMVR Touch Controllers Storage and Charging Station, VR Headset Wall Mount Stand for Valve Index, Two Functions Both Hold Valve Index Headset and Type-C Charge Handle Controller
Full VR Kit Headset, Base Stations Controllers Steam VR Games Handle Compatible with HTCc Vive/Vive Pro Fit for Valve Index Knuckles (Color : Left Controller)
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Valve Index VR Headset and Controllers Review: A New Champion | Tom's Hardware
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Controllers - Valve Index® - Upgrade your experience - Valve Corporation
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Valve Index Hands-On: First Impressions Of Valve's High-End VR Headset
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VALVE INDEX controller right only VR Steam games Knuckles HTC VIVE pro handle | eBay
Valve Index's new VR controllers feel like the future of gaming - CNET
