Profile Elite Aluminium Splined Driver with Chromoly Cog mount-type-1 The M2 features a heavy

The M2 features a heavy duty section that connects the two lugs that makes it almost impossible to break

The Center Stem boasts Shark Tooth Clamping inside the top cap make sure your bars stay locked down

this disc brake caliper is all you need to improve control

HEIGHT: 14

Profile Elite Aluminium Splined Driver with Chromoly Cog mount-type-1 The M2 features a heavyThe Profile Elite Aluminium Splined Driver is a replacement driver designed for Profile Elite cassette hubs only. Upgarde your standard driver with an aluminium splined driver that delivers less weight, this driver comes with a chromoly cog included. Weight: 0. 17 lbs (76g)