Adjustable sternum strap that offers a range of adjustments for a custom fit and increased stability

At a fraction of the cost

but it ensures you'll always have trailside inflation

including child-sized bikes

T10 / T25 Torx

SRAM Crank Arm Boots - Black - Pair PLP|EMTB Optimised Adjustable sternum strap that offersThese are a must have item when using carbon cranks and they will protect the ends of your crank arms from damage. We use these boots with SRAM cranks and they have held up extremely well, doing an exceptional job at protecting the crank arms. No more grimacing when you bash your crank arms on rough trails! These booties are suitable for Descendant Carbon and non Eagle XX1 and X01 cranks. The Eagle carbon cranks have a different size and shape so see