Rival D1 Quarq 2x Seatposts } } Blackwater Bicycles /

} } Blackwater Bicycles / Custom Titanium Gravel

Why 3 Notch Exists

Drivetrain

When it comes to quality

BT LE Primary Color Black

Rival D1 Quarq 2x Seatposts } } Blackwater Bicycles /Power meter platform is entirely contained within the DUB spindle for clean integration that fits more bikes than ever. DUB PWR spindle based unit measures left side power to calculate total watts Long battery life (400+ hours) to power a season of rides User replaceable lithium AAA battery DUB bottom bracket adds durability and simplicity Waterproof (IPX7 waterproof to 1 meter for 30 mins) Lightweight (less than 40g heavier than standard crankset)