e*thirteen XCX BB mount, | Basic Bikes

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Product Details

The brainchild of World Cup mechanic and now Hive Brand OE & International Distributor Ninja Jonas Mikolayunas, the XCX Chain Retention System has literally been years in the making.

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

• Extremely light at 56 grams!
• World Championship gold medal-proven top slider design
• Easily change chains and chainrings w/o removing wearplate
• Captive gold anodized alloy hardware
• Wearplate has chainring size indicators for simple adjustment
• 1.5 mm backplate spacing with provided 0.5 mm spacers allows perfect setup
• Gear range of 32T - 42T, small enough for the steep Mont Saint Anne climbs and big enough to win Glouchester, Massachusetts!
• Available in black or white
• 7075 aluminum backplate

SPECIFICATIONS

Weight: 56 Grams
Chainring size compatibility: 32T - 42T

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