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Products: PROJECT 321 CX1 Hub Combo

Price: $575

Project 321 has entered the world of cyclocross! Our new CX1 hub is ten and eleven speed compatible, weighs only 281 grams and does not compromise on engagement with 60 points. Full wheelsets are available with Enve’s XC, Stan’s Ironcross and Kappius carbon road rims, always handbuilt, always high quality.

  • Weight 450 grams.
  • Available ISO axles: 9mm QR, 15mm TA, 20mm TA. Rear axle: 135mm QR
  • Utilizes the three pawl / 60 point engagement freehub system by Industry Nine.
  • 20H, 24H and 28H patterns available for ISO front hub. 24H and 28H patterns available for rear hub.
  • CNC engraved logo (not laser etch or sticker).
  • 3 year warranty for defects in materials or craftsmanship.
  • Made in the USA.
  • Comes standard with Enduro ABEC 5 bearings which include two angular contact bearings. Bearing upgrade options include:
    • Rear Hub, Enduro ZERO Ceramic Hybrid add $84 (includes 1x Zero ceramic bearing and 3x grade 5 ceramic hybrids).
    • ISO Front Hub, Enduro ZERO Ceramic Hybrid add $67
  • Available in 10/11 Speed Compatible Freehub Body.
  • Available in RED, BLACK, BLUE, GREEN, GOLD and SILVER. Speciality colors available in PINK, PURPLE, ORANGE and TURQUOISE (with limited availability).
  • PROJECT 321 Hub Specifications and Wheel Building Information

Note: Colors may vary from the pictures shown. Due to the nature of anodizing (and computer screens) there will be slight variations from pictures to in hand product. Project 321 is committed to providing a beautiful, consistent product, therefore, we only ship items that fall within our accepted range. For any questions about the colors please feel free to email us at

Note: Click on the thumbnail images above for full size images.

Hubset Color:
ISO Front Axle Options:
ISO Front Bearing Options:
Rear Bearing Options:
ISO Front Hole Pattern:
Rear Hole Pattern:
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