SR Suntour NCX Suspension Seatpost ? MTB Shock Absorber, 27.2mm - 33.9mm Experience enhanced comfort and smoother rides with the SR Suntour NCX Suspension Seatpost. Designed for mountain biking, this seatpost absorbs shocks effectively, providing you with a plush riding experience on rough trails and longer rides. Key Benefits: Comfortable Riding ? The parallelogram design ensures excellent shock absorption, making it perfect for efficient road travel and off-road adventures. The NCX seat post is engineered for long-lasting comfort, no matter how long or fast your ride. Preload Adjust ? The internal spring effectively absorbs vibrations, and with easy preload adjustment, you can fine-tune the firmness to your preference. Simply turn the nut at the bottom to adjust for a firmer or softer ride. Parallelogram Linkage Design ? This design allows for better shock absorption than traditional seatposts. Unlike traditional seatposts that demand constant rider posture, the linkage seatpost ensures a comfortable ride without compromising your natural riding position. Durable Construction ? Made from forged aluminum, this seatpost is built to last and handle tough riding conditions. Ideal Rider Weight ? Suggested for riders weighing between 70-95kg (155-210lbs). For larger diameters (28.6/30.0/30.4/30.8/31.8/33.9/34.9mm), the 27.2mm seatpost comes with a shim for easy compatibility, saving you the hassle of purchasing additional parts. Package Included: 1 x Suspension Seatpost 1 x Manual 1 x Shim (for non-27.2mm/30.9/31.6mm options)