Giant Contact Switch Seatpost Cartridge for 4th Gen. (440mm) (2018+)
Giant Contact Switch Seatpost Cartridge for 4th Gen. (440mm) (2018+), This is a replacement oil cartridge for the 4th Generation Giant Switch and Contact Switch S dropper seatposts. This is for the 440mm long, 150mm travel (non-SL) model. (150000069). These are not interchangeable with other models.