Look A-Stem Stem A revolutionary stem that offers unparalleled feel and steering accuracy for your ride. Features: Direct Drive Concept Integrated Stem: The Direct Drive concept corresponds to the optimisation of all of the steering station's parameters in the aim of bringing maximal rigidity, reliability and safety to reach a maximum performance level. We arrive at this result through the use of a short and conical head tube 1.5" below and 1 1/8" on top by suppressing the piling up of spacers.