Ohlins MTBM 1955 TTX1Air ShockOhlins MTBM 1955 TTX1Air Shock A high performance, robust air sprung shock; the TTX1Air offers the same performance as our TTX2Air but in a more compact single can package; for bikes with a more linear shock curve with less need for bigger air volume and a lower level of progressivity. The TTX1Air also features a new slimmer fit end eye design to fit more frame designs. The TTX1Airs compact design weighs 60 grams less than the TTX2Air for a 210x55mm