EXTENDED SEAT POST FOR 18e/20e

EXTENDED INSTRUMENTAL POST CHOICE FOR LONGER 18eDRIVE AND 20eDRIVE RATORS. 185 mm LENGTH: 18eDRIVE 120mm 20eDRIVE 135mm NOTE, MAX WEIGHT OF 18eDRIVE AND 20eDRIVE IS 115 lbs.