Wunderlich - Lean Angle Indicator For OEM Enduro Footrests for BMW R 1300 GS ADVWunderlich Lean Angle Indicators: More active riding safety, confidence and a sense of security thanks to early feedback before reaching the limit when cornering Function and product features Bikes are often designed so that when an engine protection bar is fitted the footrest and the protection bar touch down almost simultaneously in a lean, which is uncritical in terms of tyre grip For riders who, despite having folding footrests, want a reliable