Feature:Made of aluminum alloy, Durable materials for long time service.Easy to install. Clamp head angle adjustable, you can find a comfort saddle angle for your personal love.Suitable for most of mountain bikes, road bike, 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: BlackTo fit frame seat post hole: 27.2mm / 1.07" (D)Tube Length: 300mm / 11.81"Thickness: 2.5mm / 0.1"Total Dimension: 320x58.3x27.2mm / 12.60"x2.30"x1.07"(L*W*H)Note: The size measured by hand, so it may have a little 1-2 mm difference. Note: Please do measure the original outer diameter then choose the actual required diameter or measure the inner diameter of the frame tube before purchasing.Package Included:1 x Bicycle Seat Post.
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