SDG I-Beam Alloy Micro Seatpost 31.6 x 400mm MFPN=ODWS-184/14G-BK Rear Axle: 12mm Thru x

Rear Axle: 12mm Thru x 148mm

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Cassette Body Type Shimano Micro Spline Cassette Cogs 10-12-14-16-18-21-24-28-33-39-45-51 Drivetrain Speeds 12 Range 10-51 Designed for ebike Yes Color Silver/Black Defined Color Silver

SDG I-Beam Alloy Micro Seatpost 31.6 x 400mm MFPN=ODWS-184/14G-BK Rear Axle: 12mm Thru xAlloy mast with micro clamp aluminum head One bolt adjusts tilt and fore aft saddle position (no offset clamp) I Beam single rail clamp post specific to I Beam saddles TECH SPECS model Micro I Beam diameter 31. 6mm length 400mm setback zero material aluminum color black