M-Wave BB Lock-Ring Tool
Best essential tool for home bike maintenance.
A dedicated solution for servicing specific e-bike drivetrain components. This tool streamlines the process of managing lock-rings, offering a reliable and straightforward way to handle spider and chainring maintenance without needing multiple specialized implements.
$39.99
at
Hitchhiker Bike Shop
Who it's for
- Home mechanics maintaining bicycles with classic bottom bracket systems.
- Budget-conscious cyclists performing essential repairs and adjustments.
- Beginners learning to service their own bicycles' bottom brackets.
Who should skip it
- Riders with contemporary bikes featuring external or press-fit bottom brackets.
- Professional mechanics or frequent users requiring long-term tool resilience.
- Cyclists preferring multi-functional tools to streamline their workshop.
Performance breakdown
Build durability
Robust steel construction handles high-torque removal tasks without bending or stripping.
System compatibility
Perfectly tailored for older Bosch Classic and Active Line motor systems.
Ergonomic leverage
Provides sufficient mechanical advantage for stubborn, seized lock-rings during service.
Versatility
Dual-function design streamlines both removal and installation in one compact tool.
Ease of use
Intuitive interface makes complex spider and chainring maintenance significantly more approachable.
Precision fit
Engineered tolerances ensure a secure, slip-free engagement with motor lock-rings.
Key Specs
Material
Steel
Tool Type
Bottom Bracket Tool
Compatibility
Bosch Classic Line (Gen. I) and Active Line (Gen. II)
Number of Functions
2
Component Compatibility
Crankset
Know before you buy
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