The Turner Performance Products Titanium Sprocket Bolt Kit is a great way to help shed weight while creating a better aesthetic for your bike. The titanium sprocket bolts are made from aerospace-grade GR5 titanium which has excellent fatigue and corrosion resistance. Made from aerospace-grade GR5 titanium. Includes six (6) M8 x 25 mm tapered bolts and six (6) M8 flanged lock nuts. Note: Always use thread lock and torque each bolt to 35 NM (26 ft-lbs.).