This is a full carbon fiber mountain bike frame designed for 29-inch wheels with a rear spacing specification of 135x9 and 142x12 or Boost 148x12mm. It has a frame travel of 100mm and is compatible with tires up to 2.25 inches (2.35 inches for BOOST frame). The frame is available in sizes S/M/L/XL and has a tapered headset (top 1-1/8 (41.8mm) down 1-1/2 (52mm)). It is designed for screw-in BSA (73mm) bottom brackets and 31.6mm seat posts. The frame comes with a 2-year manufacturer warranty.