EXTENDED SEAT POST FOR 12e/16e

EXTENDED INSTRUMENTAL POST SELECTION FOR LONGER 12eDRIVE AND 16eDRIVE DRIVES. 175 mm LENGTH: 12eDRIVE 115mm 16eDRIVE 135mm NOTE, MAX WEIGHT OF 12eDRIVE AND 16eDRIVE IS 75 lbs. Must use the new metal seat – will not work with the first generation swivel seat/post.