They are chain TUGS not tensioners..
Tensioners are for single speeds (typically with vertical dropouts) to keep chain tight and installing one on a fixed is stupid. Tugs are the jobbies designed to drag your rear axle back to stop the wheel moving under load.
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They are chain TUGS not tensioners..
Tensioners are for single speeds (typically with vertical dropouts) to keep chain tight and installing one on a fixed is stupid.
Tugs are the jobbies designed to drag your rear axle back to stop the wheel moving under load.