Highlights include durable cartridge bearings and a tough steel axle

Osprey Hydraulics (Hydrapak) 2

Not only does this free up bag space

Use this for the installation and removal of all Shimano and SRAM cassettes

Maybe they've started to deteriorate

Fox Tecbase Short Sleeve Base Layer - M - Black Exclusive Highlights include durable cartridge bearingsThe secret sauce to your next run, the Tecbase Short Sleeve Base Layer is lightweight and form fitting, meaning you'll barely notice it under your jersey as you rip down the trail. It feels exactly how it was designed to feel, ultrasoft and second skin in nature. Constructed from anti stink fabric, the Tecbase Base Layer is ready to go wherever you're going and fast. Who's this item for: Any type of rider will appreciate this lightweight base layer.