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The Neptune Helm Sprocket is made from 6061 Aluminum in the USA. Available in lots of sizes and colors with a great retro look. Perfect for those working on a vintage bike yet plenty tough enough for today's style of riding. ****ANODIZING SHADES VARY**** CNC machined from 6061 aluminum alloy Fits 19mm spindle 3-piece cranks with no adapter needed Available in many sizes. Available in anodized black, blue, red and silver MADE IN THE USA
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🇺🇸 Ship from USA · On Agora since 2026
$49.95