Designed for the Felt AR seatpost, making room for the vibration reducing insert. Custom designed.
3D printed with engineering grade nylon carbon fiber. This new material is an amazing. The perfect blend of strength and durability.
Easy to Install:
Just remove your seatpost and slip it on. The snug fit keeps it in place.
3.1 grams without bolt or nut
One K3 NCF Felt AR frame number holder
One 4mm socket head bolt
One #8 nylon lock nut
For replacement nuts and bolts use the Next Gen Spare Nut Pack.
Pro Tip: A word of caution when placing your bike on a roof rack with frame number attached.