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Personalize your ride with a little anodized bling from Niner. The Niner Bolt On Seat Post Clamp comes in two popular sizes and six anodized colors, so you can identify your ride in a snap when it's in the post-ride lineup. 

The Niner Seat Collar is CNC-machined from a block of lightweight, durable aluminum. The collar bolt is steel.

The Niner Bolt-On Seat Post Clamp comes in 29.6mm and 35mm diameters and is available in Blue, Black, Red, Orange, Green, and Silver.

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Here's what others have to say...

Unanswered Question

I have a 26.2 mm seatpost, would this clamp fit it and if not what size would I need?

Unanswered Question

If I have a 27.2mm seatpost, what size...

If I have a 27.2mm seatpost, what size collar or clamp do I need? I want to replace my black one with a red one.


seat clamp

    it looks nice. but it didnt fit my bike very well so i gave it to a friend it seems like its just a tad to small