Full carbon fiber road bike drop bar sports bike bar, all-carbon integrated drop bar, full internal routing OD2. Name: All-carbon fiber road bike integrated drop bar with full internal routing. Material: Toray T1000 carbon fiber. Specifications: Drop bar width: 380-400-420-440MM. Stem length: 80-90-100-110mm. Suitable for fork diameters: 31.8mm/28.6mm (A reducer sleeve will be provided for shipment, suitable for most fork diameters. No need to worry about matching issues). Appearance: Black unmarked matte. Weight: 361g ± 20g (420*100mm). The product is randomly selected. Different specifications have slightly different weights and are not used as a unified weight standard.