Wunderlich - Ergo Footrest LoweringShort distances could become a torture for many riders: an extremely acute knee angle leads to blood congestion and pain in the hollow of the knee. But our footrest lowering solves this problem; it provides a comfortable and ergonomic seating position. The facts: Lowering 21 mm). Significantly more relaxed seating position. Reduced, circulation enhancing knee angle. Elimination of painful cramps. Considerably higher long distance comfort. Exactly to