Surly Rear Frame MK3 Thru Axle
Best durable hardware for serious long distance touring cyclists.
These bolted axles trade the convenience of quick-release levers for a cleaner, flush profile that stays out of the way on the trail. They lock your rear wheel down with absolute security, making them the perfect upgrade for riders who prioritize a streamlined aesthetic and bombproof reliability over tool-free adjustments.
$30.00
at
Universal Cycles
Who it's for
- Cyclists seeking a reliable connection for modern thru-axle wheelsets
- Bikepackers and trail riders prioritizing long-term hardware reliability
- Minimalist riders who appreciate sleek and snag-free component design
Who should skip it
- Riders who prefer the convenience of tool-free quick-release levers
- Owners of non-Surly bicycles looking for a universal replacement axle
- Weight-conscious racers aiming to minimize every gram of rolling mass
Performance breakdown
Structural Rigidity
Steel construction ensures minimal flex under heavy pedaling loads.
Aesthetic Integration
Low-profile design creates a seamless, clean look against the frame.
Installation Simplicity
Bolted interface requires tools but offers a secure, permanent fit.
Weight Efficiency
Steel build prioritizes durability over ultralight racing performance.
Frame Compatibility
Precision-engineered specifically for Surly frame geometry and Boost spacing.
Security Reliability
Bolted design prevents accidental loosening during aggressive trail riding.
Key Specs
Axle Type
Thru-Axle
Material
Steel
Position
Rear
Axle Diameter
12mm
Weight
66g
Bike Type Compatibility
Fat Bike
Brake Type Compatibility
Disc Brake
Lever Type
Hex Key
Boost Compatible
Yes
Know before you buy
Still have a question?
Ask Metto anything about the Surly Rear Frame MK3 Thru Axle before you decide.
