Publicado Por En julio 22, 2026 Feature:Easy to install. Made of aluminum alloy, durable materials for long time service.Suitable for most of mountain bikes, road bikes, MTB, etc.There is a safe line mark on the seat post. Please insert at least above the minimum safety line.Specification:Material: Aluminum AlloyColor: BlackThickness: 2.4mm / 0.09"Dimension: 300x25.4mm / 11.81"x1"(L*D)Hole Size: 25.4x20.6mm / 1"x0.81"(OD*ID)Installation Step:1. Release the bolt of the old seat and unload the seat;2. Fix the seat on the new seat;3. Install it on your bicycle rack.Note:The size is measured by hand, so it may have a little 1-2 mm difference.Please do measure the actual outer diameter then choose the actually required diameter or measure the inner diameter of the frame tube before purchasing.Package Included:1 Pcs Bike Seat Post.