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Industry Nine A318 Stem


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  • Gold, 30mm
  • Orange, 30mm
  • Orange, 40mm
  • Orange, 50mm
  • Pink, 40mm
  • Pink, 50mm
  • Purple, 30mm
  • Purple, 50mm
  • Red, 30mm
  • Red, 40mm
  • Red, 50mm

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A318 Stem

Industry Nine has been making world-class cycling components in their Asheville, North Carolina machine shop for over a decade. Their A-series stems are crafted from a solid billet of high-grade 7075 aluminum, and are available in a variety of lengths well-suited to modern trail bike geometry. Choose from 11 striking anodized colorways to help your bike stand out from the crowd.

  • A strong, stiff, high-quality mountain bike stem
  • Made entirely in I9's Asheville, North Carolina facility
  • Machined from a billet of high-grade 7075 aluminum
  • Strength tested well beyond industry standards
  • Burly stainless steel bolts match the strength of the stem
  • Choose from 11 anodized colors and 3 different lengths
  • Fits 31.8mm diameter handlebars only
  • Item #NIN1WU7

[stem] 7075 aluminum, [bolts] 316 stainless steel
30, 40, 50mm
[30mm] +/- 8-degree, [40mm] +/- 6-degree, [50mm] +/- 5-degree
Clamp Diameter
Steer Tube Diameter
Bar Attachment
4-bolt aluminum faceplate with 180-degree wrap
Claimed Weight
[30mm] 127g, [40mm] 136g, [50mm] 155g
Recommended Use
downhill, enduro, trail
Manufacturer Warranty
2 years

Tech Specs

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>Rating: 5

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I bought the blue one. It’s a stem. It’s flashy. It does the job. Quality craftsmanship. Get one!