Unique Bargains Aluminum Alloy Bicycle Seat Post 11.81"x1.00" without Scale Mark Silver Tone 1 Pc

Easy to install. Made of aluminum alloy, Durable materials for long time service. Suitable for most 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. Material: Aluminum Alloy. Color: Silver Tone. Thickness: 2.5mm / 0.1". Dimension: 300x25.4mm / 11.81"x1.00"(L*D). Hole 1 Size: 25.4x20.7mm / 1.00"x0.81"(OD*ID). Hole 2 Size: 22.2x17.2mm / 0.87"x0.68"(OD*ID). Note: The size is measured by hand, so it may have a little 1-2 mm difference. Note: Please measure the original outer diameter then choose the actual required diameter or measure the inner diameter of the frame tube before purchasing.