Clavicula SE stands for Clavicula “sine exceptione” = “without limitation” and means a full carbon crank with integrated carbon axle – for production quality without compromise. Clavicula SE with a new kind of smoothness and outstanding utilization of load paths.
Clavicula SE is the ultimate innovation from the company THM-Carbones. In the development phase particular emphasis was placed on optimizing structural design. Particularly noteworthy is the spider whose geometrical and structural definition is based on a precise analysis of the load paths – with the result of an extreme lateral stiffness for best switching behavior and an excellent stiffness in the circumferential direction for loss-free power transmission. This design optimization resulted – just as a side effect – in an exceptionally stiff and light crank system.
We are particularly proud of the patented connection between left-hand crank and axle. It’s the first time that a carbon & carbon material combination is realized which was tested thoroughly and successfully in the last few years. Decisive advantage: This solution minimizes the relative movement between the teeth thanks to the identical fiber texture of the external and internal toothing. As a result wear-and-tear is practically zero and there is no source of noise development.
With Clavicula sine exceptione the company THM-Carbones is setting completely new standards and will make you experience a new reference in the design of cranks.
For the initial use on racing bikes are made available chain rings with 130 mm or 110 mm diameter bolt circle. As a matter of course all current bottom bracket systems are usable which means the Clavicula SE will practically fit any type of frame.
Weight: |
about 302 g (.67 lbs) for cranksystem Standard and about 293 g (.65 lbs) for cranksystem Compact
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Mounting: |
fits any frame with standard 68 mm BSA shell. Available for BB30, Pressfit30, Shimano Pressfit, Italian threading, BB386 EVO, BBright-Pressfit
BB 386 (only AX Lightness frame ViAL EVO) also available – please specify in your order |
Chainrings: | THM-Carbones recommend PraxisWorks |
Q-Faktor: | 148 mm |
Chainline: | 43,5 mm |
Inner width of the cranks: | 118 mm |
Available lengths: | 170, 172,5 or 175 mm |
max. permissible total weight: |
120 kg (264 lb) |
The “Clavicula SE” extent of supply comprises the following components:
Axle crank