These high-quality billet 7075 aluminum CNC cranks have a decade’s worth of winning heritage behind them. The arms are Precision CNC'd in North America and use a removable 5-bolt spider (included) or the Answer 1-piece chain wheel. We also provide you with the optional Speedline 104mm 4-bolt spider pictured above (sold separately)
The Speedline SX Mini Cranks have the highest strength-to-weight ratio of any mini crank on the market!
Available in: 115, 120, 125, 135, 140, and 145 lengths.
Colors include: Black Anodize with replaceable 4-Bolt Spider.
Fits all Std. JIS Square Taper Bottom Brackets. ( see the Speedline sealed Bearing BB kit to complete your set )
The 145mm set weighs 329 Grams ( 11.6 ounces ) for the 2 Crank Arms, the 4 Arm Spider and the 4 Spider Retaining Bolts.
115mm 266 grams ( 9.4 ounces )
120mm 275 grams ( 9.7 ounces )
125mm 283 grams ( 10.0 ounces )
130mm 306 grams ( 10.8 ounces )
135mm 312 grams ( 11.0 ounces )
140mm 316 grams ( 11.2 oz ounces )
5 Bolt Spider available separately
For larger riders, please check our new 2 pc Forged Aluminum Expert Crank, or our Hollow Carbon Pro BMX Racing Crank.
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TRUSTED AND DESIGNED FOR THE PROS
PAT COO
National BMX Champion Pat Coo runs Billet BMX® components including Internal Bolt Chain Tensioners and Titanium Axle Bolts on his Race Bikes. "Billet makes High Quality Parts that I can Trust with Confidence so I can Focus on Winning Races"
MR BILLET
I spend a ton of Time Designing all of our High End Parts with Elegant Styling and Precision Fitment. Plus, they have to be Strong Enough to Survive Abuse from Pro Athletes and the Largest Riders. I Strive to make Billet BMX® parts the Best in the Industry.
ZACH LEWIS
Dew Tour, Vans Triple Crown and X Games Athlete Zach Lewis runs Billet BMX® Components including Axle Nuts and Internal Bolt Chain Tensioners. "I need High Strength Parts that can Handle my Backflips and Tricks without failure. I can always count on Billet."
