Extralite BlackLock Rear Thru Axle
Best lightweight upgrade for performance oriented cyclists seeking maximum weight savings.
This is the ultimate upgrade for riders obsessed with shaving grams without compromising on structural reliability. By stripping away excess material and adding a clever self-lubricating washer, it transforms a mundane component into a refined, friction-free interface that makes every gram count on the trail.
$90.50
at
Fair Wheel Bikes
More BlackLock options
Who it's for
- Weight-conscious cyclists looking to minimize every gram on their build
- Performance riders who appreciate high-end European manufacturing and precision
- Aesthetically minded cyclists seeking a minimalist and integrated look
Who should skip it
- Riders who prefer tool-free wheel removal for quick flat fixes
- Home mechanics without access to precise torque measurement tools
- Budget-focused commuters seeking basic functionality over extreme weight reduction
Performance breakdown
Weight Optimization
Class-leading mass reduction for riders obsessed with every single gram.
Installation Friction
The brass washer interface makes threading and tightening remarkably smooth.
Structural Rigidity
7075 T6 aluminum provides excellent stiffness despite the aggressive weight savings.
Compatibility Range
Covers standard and Boost spacing, fitting most modern performance frames.
Tool Accessibility
Standard 6mm hex interface ensures quick adjustments with common trail tools.
Build Precision
Tight tolerances and tapered machining reflect high-end Italian engineering standards.
Key Specs
Material
7075 T6 Aluminum
Axle Type
Thru-Axle
Position
Rear
Axle Diameter
12 mm
Weight
30 g
Lever Type
Hex Key
Boost Compatible
Yes
Bike Type Compatibility
Mountain Bike, Road Bike
Installation Tool
6 mm Hex
Recommended Torque
8 - 10 Nm
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