that is because it is sold as part of a kit

How much will it alter my bike's Geo

Technical Information - Caliper:

Reversed zippers and multi-row reinforced stitching

Burgtec Shimano Crank Bolt - Purple Rain Ignore Wholesale Tier 1 Brand Rule that is because it isPre tension Bolt to replace the standard one found on 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 pretension your cranks ever again. Remember this product needs minimal torque and do not exceed the manufacturers maximum recommended torque 0. 7 to 1. 5Nm. Specs: Weight: 0. 004 kg