Updated version of the popular SP17-NCX suspension post, new for 2025. The SR Suntour SP25-NCX suspension seatpost enhances your riding comfort and thus your entire riding experience. With the revised SP25-NCX parallelogram seatpost, you get excellent suspension with 50 mm travel, which can also be customised. This makes this seatpost the ideal partner for more comfort on your eBike or bike tours. Travel - 50mm Seat Clamp - Slide clamp, radial detent, wide angle range Frame - Upper: Forged, Lower: Forged, Spring - Coil (Medium); Pre-load adjust: Yes; Post - Diameter: 31.6 mm / 25 mm setback, 30.9 mm / 25 mm setback; Length: 400, 350 mm; Arm - Design: Parallelogram design; Material: Aluminium; Connecting: Brass bushings; Spring Options: Hard (rider weight 90-120KG); Medium (rider weight 70-95KG); Soft (rider weight
