Bicycle Seatpost Setback 25 mm Carbon MTB/Road Bike Seatpost 27.2/30.9/31.6mm

Clamp diameter：Ø 25.4-27,2-30.9-31.6mmSetback：20 mmClamp diameter：Ø 7 mm or 7x9 mm oval(carbonhalf-shells for both included)Lenghts：350 mm or 400 or 450mmMinimum Insert：100 mmMaterial：CarbonFinish: MatteScrews: Stainless steelSeatpost maximum locking torque：5.5nmSaddle clamp tightening torque:5.5NMMax. Permissible Weight: 120 kg (265 lb)Installation Instructions1.Seat TubeTightening TorqueFor metal bicycle frames, tighten to 4NmFor carbon fiber frames, tighten to 4.5NmMaximum locking torque: 5.5Nm2. Saddle clamp tightening torqueRecommended tightening to 4-5.5Nm3.Installation WarningsEnsure that the clamp opening is offset from the frame opening duringinstallation to avoid concentrated stress that may cause the seat post tocrack.(NOTICE:For openings at both front and rear, the seat post clamp should beoffset to the side.)Suggestion: Insert the seat post into the frame 10 cm.