Suntour NCX Suspension Seatpost 30.9mm. 400mm long 50mm of travel. This is a 27.2mm Seatpost with a 30.9mm shim which works very well.
Most people don’t have a dual suspension bike but if you want the same level of comfort then this is the seatpost they need. They are a level above your normal suspension seatpost & make a real difference to your comfort & how the bike feels. Rebuild kits are available & they are fully serviceable. Available in 27.2mm, 30.9mm & 31.6mm diameters.
Shims also available to allow for use in different sized frames.