Crank Brothers F Series F10 Multi Tool Ignore Wholesale Tier 1 Brand Rule this makes the bars thicker

this makes the bars thicker for maximum strength where it's needed and reduces the thickness in other areas to save on weight

Each spacer comes in different sizes and volumes based on colour:

If you are able to insert the tip up to one of the indicators it's most likely time to replace your chain

Easier installation

Crank Brothers F Series F10 Multi Tool Ignore Wholesale Tier 1 Brand Rule this makes the bars thickerIncludes magnetised case! The F Series line from Crank Brothers features ultra fine finishing and a slim frame to keep the tools light and compact. The F10+ is considerably smaller than their other tools, making it extremely easy to pack and carry. If space is an issue, or you dislike bulky tools, the F10 is a perfect choice! The F10+ features an added magnetised case which doubles as extra leverage and a bottle opener! Features: #2, 2. 5, 3, 4, 5, 6,