Zipp Service Course SL Seatpost 31.6 330 20mm Offset, 2-Tone Polished Black

We define color as the main color of the item. It may have accents or highlights in other colors.

Weight

The seatpost diameter must match to the seat tube diamater of your frame. If replacing a seatpost, you can usually find this measurement etched near the bottom of your current post.

Seatpost length is measured in millimeters. It is typically measured from the bottom of the post to the center of the rail mount.

Offset is often referred to as setback. This is the distance in mm that the clamp is offset from the center of the seatpost.

Seatpost Material

On a dropper post, this is the distance that the post will drop.

Rigid seatposts are the most common type of seatpost with no suspension or dropping capability.

Seatpost Clamp Style

In stock orders usually ship in 1-2 business days.

This gives you an estimate of when an item should be available to ship once ordered.

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