New in 2012 for thomson the direct mount stem allows riders the ultimate in stiffness for dual crown cockpits the strongest stem we make which means its the strongest stem you can get built for the boxxer and any fork using the boxxer bolt patternmotorcycle style thomson strength and attention to detail light weight and a dropped bar position the 50mm direct mount puts the handlebar 10mm lower than a standard stem and lower than an adjustable direct mount design as well our 40mm direct mo