SAFE LINE MARK: There is a safety line mark on the seatpost. Please insert at least above the minimum safety line when installing the new seatpost.
USE&FIT:Widely use in most road bicycles, fixed gear bicycles, mountain bikes, downhill bicycles, rail bikes, MTB, etc.
PAY ATTENTION:Please measure and confirm the exact post diameter required for your bike.
MATERIAL: Made of 6061 aluminum alloy, Lightweight strong and durable.Comes anodized in Black, Blue,Red and Silver,colorfast surface,great anti-corrosion