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 manufacturers maximum recommended torque 0.7 to 1.5Nm.
Available in 8 colours to order, Race Red, Deep Blue, Purple Rain, Kash Bronze, Iron Bro Orange, Rhodium Silver, Burgtec Bullion Gold, Toxic Barbie Pink