The Bontrager Comp 31.8 7 Degree Blendr Stem is a Blendr-ready stem for road, city & mountain bikes. A Blendr-ready stem at home on the road or mountain bike. The Bontrager Comp 31.8 stem is Blendr ready & provides a secure & confident connection to 31.8 handlebars for road, city & mountain bikes. The Bontrager Blendr system provides a secure & clean looking mounting point for lights, computers & cameras. Features 6061-T6 cast body construction 4-bolt dual band clamp retains stiffness & reduces weight An opposing 2-bolt steerer tube clamp with M5 corrosion-resistant steel bolts Blendr-ready for seamless accessory integration Compatible with Blendr Elite bases & Blendr mounts Suitable for use on road, city or mountain bikes Safe for use on carbon steerer tubes & handlebars