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The Speedline Carbon Matrix Pro Stem is the first of it's kind.
A complete carbon fiber pro size BMX Race stem sporting a 31.8mm Clamping area
It’s designed to pair seamlessly with your Pro Carbon Handlebars & Pro BLK Carbon Race Forks
The carbon-on-carbon clamping area creates a more efficient bond leading to less slippage of your carbon bars while simultaneously protecting your carbon components.
Available in 48mm / 54mm / 60mm
Still can’t decide on the right stem? Click here to read our blog about choosing the right stem!
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