Efficient Velo Tools Safe Zone Helmet Mirror Black Front Derailleur Style-Traditional Straddle cable has in-line adjuster

Straddle cable has in-line adjuster and quick release

}Full Speed Ahead SL-K 2x Modular Carbon Crankset - 170mm For Shimano HG+ 12-Speed 50/40t DM/90 BCD 30mm 386EVO Spindle Black

The SunRace M9 Rear Derailleuris designed for 9-speed MTB drivetrains

}SockGuy Classic Busted Socks - 3 inch Black/Red Stripe Small/Medium

}Maxxis Rekon Tire - 27

Efficient Velo Tools Safe Zone Helmet Mirror Black Front Derailleur Style-Traditional Straddle cable has in-line adjuster2. 25" mirror provides safest view of what's behind you Linked arm is easy to adjust and holds position Guaranteed to fit nearly every helmet 5 year "No Fault" warranty from manufacturer Made in the USA Mount Helmet Color Black