Looking for a seat post that is ultralight and stiff and will really lighten up your ride at an affordable price? This S130 seatpost that is only 130g from DIY Carbon Bikes is the seatpost for you! Made of high-quality T800 carbon fiber with titanium bolts and aluminum clamps suitable for round and oval rail saddles. Price includes FREE global shipping. Product Details: Weight: 130±5g (27.2*350 mm) Length: 300/350/ or 400 mm Diameter: 31.6/30.8/ or 27.2 mm Material: 100% high-quality T800 Carbon Fiber Screws: Titanium Setback: 0 mm Finish: UD Matte Shipping: Arrives at your door in 15-30 days generally. For the most updated information see our Shipping and Returns page at the bottom of our site under Support. Warranty: This item has a two-year full warranty with a full replacement or refund