The BBB Highfix OS Adjustable Stem offers exceptional versatility for cyclists seeking to optimize their riding position. With an adjustable angle ranging from -40 to +60 , this stem allows for personalized comfort and performance, whether you prefer a more upright posture or a streamlined aerodynamic stance. Designed for direct mounting on a 28.6 mm steerer tube, it is compatible with 31.8 mm handlebars and features robust stainless steel bolts for durability. Elevate your cycling experience with the Highfix OS, tailored to meet your unique riding needs.