DUB-PWR design incorporates the power meter inside the DUB spindle for subtle, lightweight compatibility with any chainring setupNo-nonsense, no-compromise - Two independently removeable composite, chainring specifically sized bashguardsInnovative DUB-PWR design allows for lightweight, subtle Quarq power integrationWaterproof (IPX7 waterproof to 1 meter for 30 minutes)Compatible with Flight AttendantUser replaceable AAA lithium batteryLong, 400+ hour battery life165x32DUBPOLRDirect mount1x12UPC/EAN/GTIN: 710845932038