The XCX, has been used by friends and employees of e*thirteen since 2004 and now has been proven at the highest levels of competition right out of the gate.
Having won the Men's Elite Silver medal in the 2009 UCI World Championship Cross Country race the XCX is the first chain retention system in the world to podium at a international
World Cup XC event.
Primary Uses: XC Race, 1-by set-ups
PRODUCT DETAILS
New for 2011!

Seat tube E-type/S3 mounting
NEW!

Includes chainline alignment wave spacers
NEW!

Extremely light at 49 grams!
NEW!

World Championship gold medal-proven top slider design

Easily change chains and chainrings w/o removing slider
NEW!

Captive gold anodized alloy hardware

Gear range up to 42T, small enough for the steep Mont Saint Anne climbs and big enough to win Glouchester, Massachusetts!
NEW!

Available in black or white
NEW!

7075 aluminum backplate
NEW!