Surly Preamble Flat Bar Bike

The Surly Preamble Flat Bar Bike is designed to be affordable, comfortable, and versatile, providing everything a rider needs without any unnecessary extras. Its classic steel frame is both durable and able to absorb bumps with ease. Plus, the 1X drivetrain and reliable Avid mechanical disc brakes make it suitable for commuting, gravel roads, light touring, and even casual rides around town.

Specifications:

• Frame: 100% Surly Chromoly Steel, Natch Tubing, Double-Butted Main Triangle, TIG Welded, E.D. Coated (10 x 138mm Surly Gnot Boost Quick Release)
• Fork: 100% Surly Chromoly Natch Steel (10 x 100mm)
• Handlebar: Kalloy (35mm Rise) (9° Backsweep)
• Grips/Tape: Black Rubber
• Stem: Kalloy (31.8mm)
• Headset: VP 1-1/8" Threadless
• Levers: Avid FR-5
• Shifter: microSHIFT Acolyte Xpress (8 Speed)
• Brakes: Avid BB5 Mechanical
• Rotors: SRAM (160mm Front and Rear)
• Crankset: Samax (3-piece)
• Bottom Bracket: JIS (68 x 124.5mm)
• Pedals: -
• Chain: KMC Z8.3 (8 Speed)
• Chainring: 40T
• Cassette: microSHIFT (12-42T) (8 Speed)
• Front Derailleur: -
• Rear Derailleur: microSHIFT RD-M5185M (8 Speed)
• Front Hub: Novatec (6-Bolt) (32H)
• Rear Hub: Novatec (6-Bolt) (32H)
• Rims: 21mm Inner Rim Width (32H)
• Saddle: Selle Italia X-Base
• Seatpost: Kalloy (27.2 x 300mm)
• Seat Clamp: Surly Stainless (30.0mm)
• Tires: Kenda Kwik Tendril (650b x 1.35" | Size XS-S), (700 x 35mm | Size M-XL)

Medium and Large comes with 700c tires.

Small comes with 650b tires.