Surly Preamble Flat Bar Bike - 700c Steel Hi-Viz Black Medium ModelNumber=25470 Rings 50/37Number of Chainrings DoubleDrivetrain

Rings 50/37Number of Chainrings DoubleDrivetrain Speeds 12Chainring BCD Direct Mount SRAM 8-BoltChainline/Hub Compatibility 135/142 Road Disc Hubs < 415 mm ChainstayChainline/Hub Compatibility 135/142 Road Disc Hubs > 415 mm ChainstayColor CarbonCrank Length (mm) 165Crank Intended Use RoadBB Included NoPedal Spindle 9/16"Spindle Interface Type SRAM DUBDefined Color Carbon

Strategically placed elastic panels ensure a full range of motion and maximize ventilation

Hub Spacing F: 100 R: 142 Position Front and Rear Rim Color Black Rim Construction Carbon Depth F: 45mm R: 45mm Rim Drilling F: 21 R: 24 Rim External Width 31

Updated top cap retention design Steerer Tube Material Steel Steer Tube Diameter 1-1/8" Color Black Brake Type None Wheel Size 20" Material Chromoly Steel Defined Color Black Front Axle Type 3/8" Offset (mm) 18 Offset 18Mm

Surly Preamble Flat Bar Bike - 700c Steel Hi-Viz Black Medium ModelNumber=25470 Rings 50/37Number of Chainrings DoubleDrivetrainDesigned to introduce unfamiliar riders to Surlys pavement and gravel line Preamble highlights Surlys most essential features: Durable custom steel tubing a renowned ride feel and just the right mounts for running racks fenders and bottle cages. Available in flat bar and drop bar configurations its disc brake specific and shares a single position vertical dropout with Surly Bridge Club. For new weekend riders and veteran commuters Preamble makes it