Surly Corner Bar Handlebar 46cm 25.4mm Chromoly Black MTB Gravel Bike

Surly Corner Bar Handlebar

46cm | 25.4mm Clamp | Chromoly Steel | Black

The Surly Corner Bar is an innovative handlebar designed for mountain bikers, bikepackers, and adventure riders who want the hand positions and comfort of drop bars without replacing their flat-bar drivetrain, brake levers, or shifters. Built from custom-butted chromoly steel, the Corner Bar allows you to retain your existing MTB controls while gaining a more aerodynamic and versatile riding position.

Ideal for gravel conversions, bikepacking builds, and off-road adventures, the Corner Bar delivers the benefits of multiple hand positions with the simplicity of a flat-bar cockpit.

Drop Bar Feel Without New Controls

The Corner Bar is designed specifically for riders who want to experience drop-bar ergonomics while keeping:

• Flat-bar brake levers
• MTB trigger shifters
• Existing drivetrain components
• Existing cockpit controls

No expensive drivetrain conversion required.

Built for Adventure

Perfect for:

• Bikepacking
• Gravel riding
• Adventure touring
• Mountain biking
• Mixed-surface riding
• Long-distance endurance events

The multiple hand positions improve comfort on long rides while maintaining confident off-road handling.

Durable Chromoly Construction

Constructed from custom-butted 4130 chromoly steel for an ideal balance of:

• Strength
• Durability
• Ride comfort
• Vibration damping

Designed to withstand demanding off-road riding and loaded bikepacking adventures.

MTB Grip Compatibility

• 22.2mm grip diameter
• Compatible with most flat-bar grips
• Works with standard MTB brake levers and trigger shifters

Clamp Compatibility

• 25.4mm handlebar clamp diameter
• Includes Problem Solvers 25.4mm to 31.8mm shims
• Compatible with many modern stems

Included Accessories

Includes:

• One set of Problem Solvers 25.4mm / 31.8mm x 60mm stem shims

Specifications

• Brand: Surly
• Model: Corner Bar
• Width: 46cm
• Clamp Diameter: 25.4mm
• Grip Diameter: 22.2mm
• Material: Custom-Butted Chromoly Steel
• Color: Black
• Included: Problem Solvers 25.4mm / 31.8mm Stem Shims

Key Features

✔ Drop-bar riding position using flat-bar controls
✔ Durable custom-butted chromoly construction
✔ Compatible with MTB brake levers and shifters
✔ Multiple hand positions for improved comfort
✔ Includes stem shims for wider compatibility
✔ Excellent for gravel, bikepacking, and adventure riding

Ideal For

✔ Mountain bike conversions
✔ Gravel bike builds
✔ Bikepacking adventures
✔ Touring bikes
✔ Adventure cycling
✔ Riders wanting drop-bar comfort without replacing controls

Why Choose the Surly Corner Bar?

• Enjoy drop-bar ergonomics while keeping your existing MTB components
• Save money by avoiding a full drivetrain and brake conversion
• Durable chromoly steel construction built for off-road use
• Multiple hand positions reduce fatigue on long rides
• Ideal for bikepacking, gravel, touring, and adventure bikes
• Genuine Surly quality trusted by riders worldwide

The Surly Corner Bar Handlebar offers an innovative way to transform your mountain or adventure bike into a more comfortable and versatile machine. By combining drop-bar-inspired hand positions with compatibility for standard MTB controls, it's the perfect upgrade for riders seeking long-distance comfort without the cost of a complete cockpit conversion.