Unique Bargains Bicycle Seat Post Bike Seatpost Bicycle Seat Tube for Bicycle Carbon Fiber 30.8 x 350 mm 3K Matte Black

UNIVERSAL: Bike Seatpost is suitable for most of mountain bikes, road bike, fixed gear bicycle, MTB etc.PERFORMANCE: Direct replace the broken Bicycle Seat Tube. The 3K matte black Bicycle Seat Post is made of Carbon Fiber, which is strong, sturdy. This SeatPost is suitable for attachment to the bike saddle with a hole. If there is no hole in the bike saddle, we recommend using a hexagon wrench to tighten the screw. NOTICE: Due to manual measurement, the size deviation is about 1-2 cm. INSTALLATION GUIDE: 1. Release the bolt of the old seat and unload the seat; 2. Fix the seat on the new seat; 3. Install it to your bicycle rack. There is a safe line mark on the seat post. Please insert at least above the minimum safety line.