AMS Crank Defender Fwidth_2.4" Cups are machined for a

Cups are machined for a high tolerance frame fit

small parts compartments

Top pull derailleurs refer to the cable being pulled from the top

These are no ordinary bicycle tubes

Quick Release Axle Forks (requires thinner QR adaptor)

AMS Crank Defender Fwidth_2.4" Cups are machined for aAMS Crank Defender An elegant solution to protect your cranks and to add some style at the same time. Impact & scratch protection Fits most carbon and some aluminum cranks Durable and strong. Light and doesn't absorb water or mud. Tight fit to avoid debris between defender and crank arm. TPU material. Weight: 18g approx Colours: Black, Red, Orange or Green