Full Speed Ahead SL-K 2x Modular Carbon Crankset - 172.5mm For Shimano HG+ 12-Speed 50/40t DM/90 BCD 30mm 386EVO Spindle BLK CheckoutSpec= Air shaft 700 x 28 and larger

700 x 28 and larger sizes are compatible with hookless rims 700 x 26 size tires are not hookless compatible

5 x 3 tires Brake Type Disc Color Fool's Gold Defined Color Gold Fork Material Steel Fork Type Rigid Frame Material Steel Frame Type Rigid Front Axle 15mm Thru x 110mm Mfg Size Large Rear Axle 12mm Thru x 145mm TT (Effective) 635 Wheel Size 27

Made in the USA Length 209 Flange No Lock On No Shape Round Color Red Grip Material Silicone Defined Color Red Outside Diameter (mm) 32

Its breathability

Nose wipe on thumb made of fleece and elastic around wrists for easy entry

Full Speed Ahead SL-K 2x Modular Carbon Crankset - 172.5mm For Shimano HG+ 12-Speed 50/40t DM/90 BCD 30mm 386EVO Spindle BLK CheckoutSpec= Air shaft 700 x 28 and largerEngineered with advanced materials and fully in house manufacturing the SL K combines durability innovation and style making it the ideal choice for both professional cyclists and passionate enthusiasts looking for the best equipment. At the heart of the SL K Light Direct Mount lies FSAs Hollow technology which creates ultra light hollow carbon crank arms. This design offers the perfect balance of lightweight construction and exceptional stiffness