DT Swiss Aero Speed Black Wheel Spokes - 18 PackDT aero speed is a flat spoke with a constant diameter. The middle section of the spoke is bladed to a diameter of 2.3 mm. This process makes it stable and the bladed shape gives the spoke perfect aerodynamic characteristics.The ideal relation of stability and low weight make this spoke a very good choice for road wheels and light MTB wheels. This spoke fits hubs with standard spoke holes. For years DT aero speed belongs to the strong and reliable spoke range with the known DT Swiss quality.With over 60 years of experience in spoke manufacturing, DT Swiss has a worldwide unique know how. From the quality control of the raw material to the in-house development of machinery right through to cooperation with highly specialized suppliers there are many factors involved in a high-end product.Features: Use: Road Race, XC Thread: 1.8mm Length (L): 215 - 305mm Height of head (H): 6mm Diameter 1 (D1): 1.8mm Diameter 2 (D2): - Diameter 3 (D3): 1.8mm Width bladed section (B): 2.3mm Thickness bladed section (S): 1.2mm E-Bike Use: No Weight: 100g (18 spokes, 264mm)Buy DT Swiss Wheels & Tyres from Chain Reaction Cycles, the World’s Largest Online Bike Store.