Tektro R740's

[yenrod]

Are they really lite ?

Lightweight design
Dual pivot caliper brake
Forged aluminum arms
Light aluminum quick release mechanism
Spring tension adjustment
With Kool-stop adjustable angle cartridge pads
Dimension : 39 - 49mm

Standard finish
High polish silver or black anodized
Weight 138 grams / wheel

 

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Can't speak for those brakes in particular, but I've got a pair of thier aero brakes that came in at the claimed weight.