JD JD-42D spacer for 27.2 (29.6~31.8)

• Seatpost conversion spacer • Spacer to fit between the frame and seatpost when attaching a 27.2mm seatpost to a frame with an inner diameter of 29.6-31.8mm. • *Please check the seatpost diameter of your frame. • *Cannot be used with specially shaped seatposts. • If you use a 31.8 spacer, please also use a 29.6 spacer.

Seat post conversion spacer