The Burgtec Shimano Crank Bolt is a pre-tension Bolt for Shimano Hollowtech II Cranks. Simplify things with an 8mm fitting and add a splash of your favourite anodised colour. Never worry about turning the garage upside down at midnight to find that little ‘thingy’ to pre tension your cranks ever again.Remember this product needs minimal torque and do not exceed the manufacturer\'s maximum recommended torque 0.7 to 1.5Nm.Burgtec Shimano Crank Bolt SpecificationsWeight: 0.004 kgDimensions: 150 × 100 × 10 mmSee Technical Information for compatibility