Sram x9 9 speed trigger shifter the sram x9 trigger shifter brings xx and x0 features to a more affordable price level pull lever ball bearing technology zero loss travel adjustable clamp matchmaker compatible sram raises the bar in the performance mtb shifter market with the new x9 lightweight adjustable tough zero loss zero loss simply means well zero losswhen you push on the lever for an upshift or down shift the cable is engaged instantlyzero loss of movement there is no mi