Carbon-Ti X-Bolts Al 7075T6 Torx T20 M5 large button head bolts. CNC made, many anodized colors, laser etched logo. 10 or 15 mm lenght, head diameter 11.2 mm. Perfect to fix bottlecages, could also be used to fix brake rotors (only in 10 mm lenght). 0.9 gr. (10 mm) and 1.2 gr. (15 mm) weights. 100% Made in Italy.