FSA SL-K Carbon Seatpost 27.2mm Diameter 350mm Length 20mm Offset SB20 SBS Mounting System – Carbon ModelNumber=E4439 Composite backplate Color Black Weight

Composite backplate Color Black Weight 33 Chainguide Mount Type ISCG-05 Max Tooth (teeth) 34

Fast rolling tire with thick tread and a square profile with deep siping and textured burly shoulder lugs

Fits tube sizes up to 7/8 in diameter

2" Rate (Lbs) 425-500 Length 55Mm Spring Rate 425-500

Closure Lace Gender Men Shoe size 43 Primary Color Black Color Black

FSA SL-K Carbon Seatpost 27.2mm Diameter 350mm Length 20mm Offset SB20 SBS Mounting System – Carbon ModelNumber=E4439 Composite backplate Color Black WeightFeatures a UD carbon shaft with a bonded alloy head that's lighter and stiffer than ever. UD Carbon shaft with bonded SBS 2 bolt alloy head 6061 T6 alloy and carbon fiber 3K weave tubular construction UD Carbon finish Crhromoly steel hardware