A more realistic indoor ride: How to build a rocker plate for your trainer - CyclingTips
Kickr Bike Rocker plate - Omnirocker | Stealth
Rocker Plate by KOM Cycling for Indoor Training - Decrease Discomfort, Engage Core, Ride Longer on Zwift. Rocker Plate is Works with Wahoo Kickr Core Trainers, TacX Neo 2T, Saris, and Other Trainers! : Amazon.co.uk: Sports & Outdoors
Rocker Plate – Indoor training platform for turbo trainer and bike – CEL-UK