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Promax QR-1 Seatpost Clamp

Promax QR-1 Seatpost Clamp

QR-1 seatpost clamps are cold forged and CNC machined from 6061-T6 aluminum alloy. The QR-1 as the name implies has a quick release lever making seat height adjustments a snap. Weighing just 30 grams/1.1 ounces in the 31.8 size it’s as lightweight as it is tough.
  • The head of the lever and the face of the clamp are given a proprietary low-friction surface treatment that ensures smooth lever action for the life of the clamp without the need for a bushing
  • Laser-etched graphics and stainless steel hardware
    Color Black, Blue, Gold, Red, Silver
    Defined Color Black, Blue, Gold, Red, Silver
    Diameter 31.8, 34.9
    Material Aluminum
    Type Quick Release
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    From $5.25

    Original: $14.99

    -65%
    Promax QR-1 Seatpost Clamp

    $14.99

    $5.25
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    Description

    QR-1 seatpost clamps are cold forged and CNC machined from 6061-T6 aluminum alloy. The QR-1 as the name implies has a quick release lever making seat height adjustments a snap. Weighing just 30 grams/1.1 ounces in the 31.8 size it’s as lightweight as it is tough.
  • The head of the lever and the face of the clamp are given a proprietary low-friction surface treatment that ensures smooth lever action for the life of the clamp without the need for a bushing
  • Laser-etched graphics and stainless steel hardware
    Color Black, Blue, Gold, Red, Silver
    Defined Color Black, Blue, Gold, Red, Silver
    Diameter 31.8, 34.9
    Material Aluminum
    Type Quick Release
    Promax QR-1 Seatpost Clamp | Trek Bicycle Stores of Florida