Shimano Dura-Ace FC-R9200 Crankset - 172.5mm 12-Speed 52/36t Hollowtech II Spindle Interface BLK CheckoutSpec= SmartphoneHub Lightning M80 Performance Fabric is lightweight

M80 Performance Fabric is lightweight and made in the USA from recycled plastic bottles

J-bend SRC hubs with high-strength Dual-Tooth pawls and lightweight aluminum axles

Brake Track Non-Machined Color Hard Black Defined Color Black Hub Drilling 36 ISO Diameter 406 / 20" BMX Manufacturer Spec ERD (mm) 390 Rim Center Offset (mm) 0 Rim Material Alloy Tire Type Clincher Valve Standard Schrader Weight 453 Wheel Size 20"

Standard steel load bar available in a variety of lengths

Shimano Dura-Ace FC-R9200 Crankset - 172.5mm 12-Speed 52/36t Hollowtech II Spindle Interface BLK CheckoutSpec= SmartphoneHub Lightning M80 Performance Fabric is lightweightShimano Dura Ace FC R9200 Crankset 172. 5mm 12 Speed 52 36t Hollowtech II Spindle Interface Black. The Shimano Dura Ace FC R9200 crank performs two vital functions; transferring your pedaling effort into the drivetrain and ensuring the fastest most precise front shifting available. With HOLLOWTECH II crank arms to ensure light weight and Shimanos class leading chainring designs the FC R9200 wont let you down. Optimal balance of stiffness strength