X AUTOHAUX Bicycle Seatpost Aluminum Alloy Mountain Bike Saddle Pole Road Bike Universal Seat Tube Black 450x27.2mm

Dimensions: Bicycle Seatpost Size: 450x27.2mm/17.72"x1.07" (Length x Diameter) Fits Frame Seatpost Hole: 27.2mm/1.07" Length: 450mm/17.72" Tube Thickness: 2.3 mm/0.09 inch Note: Please measure the actual outer diameter before selecting the diameter you need or measure the inner diameter of the frame tube before purchasing. Saddle clamps are not included, so please purchase saddle clamps separately if necessary. Material: The seatpost is made of aluminum alloy, which is a durable material for a long time. EASY INSTALLATION: Installing the saddle on this seatpost is easy. Loosen the bolts on the old seat, remove the seat, secure it to the new seat, and attach it to the bicycle rack. There is a safety line mark on the seatpost. Insert it above the minimum safety line. Universal fit: Suitable for most mountain bikes, road bikes, MTB, etc. Features: Easy to install. Made of aluminum alloy, a long-lasting material. Suitable for most mountain bikes, road bikes, MTB, etc. There is a safety line mark on the seatpost. Insert it above the minimum safety line. Specifications: Material: Aluminum Alloy Color: Black Thickness: 2.3 mm/0.09 inch Dimensions: 450x27.2 mm/17.72 inch x 1.07 inch (Length x Diameter) Hole 1 Size: 27.2x22.6 mm/1.07 inch x 0.89 inch (Outer diameter x inner diameter) Hole 2 size: 22x16mm / 0.87 inch x 0.67 inch (outer diameter x inner diameter) Installation steps: 1. Loosen the bolts on the old seat and remove the seat. 2. Secure the sheet to the new sheet. 3. Attach to bicycle rack. Note: The size is measured manually and may have an error of 1-2mm. Please measure the actual outer diameter and then select the diameter you need, or measure the inner diameter of the frame tube before purchasing. Package includes: 1 piece bicycle seatpost