SRAM/ Truvativ DUB M18 Crank Bolt and M30 Self-Extracting Cap Gold Model=Swift Series Headlight Careful engineering has resulted in

Careful engineering has resulted in crankarms that optimize stiffness to weight ratio with material only where it’s needed

Virtually indistinguishable from a standard water bottle cage it utilizes Apple's "FindMy" app to locate a stolen or missing bicycle and is verified to work with Apple's ultra-wideband signal

6 modes including steady flash and pulse modes provide 3-24 hours of battery life before needing recharging via USB

Mount Compatibility 110mm 5-bolt Teeth 44T Type Material AL6061 Spec Color Silver Chain Compatiblity 8/9sp Tooth Type Standard Weight Offset

Less drag more watts thanks to its 45mm rim profile and elliptical spokes developed by Mavic`s aero experts

SRAM/ Truvativ DUB M18 Crank Bolt and M30 Self-Extracting Cap Gold Model=Swift Series Headlight Careful engineering has resulted inSRAM Crank Arm Fixing Bolts Model DUB Description Self Extracting Crank Bolt Bolt Cap Size M18 M30 (Alum) Color Gold Package Each