Boat Cleat Small Dock Cleat 4 inch Open Base Heavy Duty 316 Stainless Steel Curtain Tie Hook Include Installation Screws 4 Pcs

Constructed of ultra light and strong T6 aluminum alloy Light weight never rustISO 900114001This 316 mm suspension seatpost is designed to absorb the shocks from the road suck as hitting a pothole it is not for making the ride like sitting on a limousine If you need more comfortable ridingplease consider advanced remoted control or hydraulic seat post Seat Post Size 316mm Length 350mm no adapter real outer diameter DampingCoil Spring Rail Width44mm Offset10mm Travel40mmLength above min insertion line 250mm Weight approx 635g316mm How to Choose the Size3 choices1 Check the Original Seatpost Size Marked on the body choose the same size as the original one2 Measure the inside diameter of the frame tubenormally it is not accurate considering Operatormeasuring tool Temperatureetc3 Inquire the bike frame seller to get the further information