Lainaus Alkujaan tämän lähetti Sivustakatsoja Katso viesti
Magura on asiasta eri mieltä: https://magura.com/en/EUR/how-does-a-disc-brake-work

"With each movement of the slave piston, these quad rings are deformed in a defined groove that determines the retraction of the pistons. The quad ring returns to its original shape and position as soon as the brake pressure is released, retracting the piston."
Dodi, tuossahan tuo hyvin selitetty.