The joystick builder stem support the trails and your local trail builder as part of our trail builder series this stem was designed to hold like a trail builderrsquos grip on their tools this fully cnc machined stem has an incredibly precise bar interface thatrsquos light enough for your race bike and strong enough for gravity rides available in 35mm 50mm and 65mm lengths the builder stem uses a carbon and alloy friendly barstem interface with an inc