{"id":"DCD-10001190544","sku":"DCD-10001190544","display_title":"31.8mm Aluminum Seat Post","title":"31.8mm Seatpost Matte Black Aluminum Seat Post Universal Suitable Seat Post","description":"Product Identity: This bike part is a matte black aluminum seatpost designed as a practical bike seat post for everyday riding and replacement use.\nCompatibility: Built as a standard.8mm seatpost with a 350mm seat post length, it suits bikes that need a standard-size saddle support.\nMaterial: The alloy construction helps keep the seatpost sturdy while staying relatively light, making it a dependable upgrade for regular biking.\nAdjustability: The marked scale on the tube makes setup easier, so you fine-tune saddle height and adjust more comfortable riding position.\nRide Feature: Whether you are commuting, riding trails, or putting together a folding bike setup, this seatpost helps improve support, stability, and overall riding comfort.\n\nThis matte black aluminum seatpost is a practical bike part for riders who want a clean look and reliable support in simple improvement As a bike seat post designed for daily use, it offers a universal- functional design well for many common setups, especially when you need a straightforward replacement a better-fitting seat support. With a standard.8mm seatpost diameter and a 350mm seat post length, it gives you the kind of size balance many riders look for when adjusting fit. The alloy build adds durability without feeling overly heavy, so it is easy to live with on commuting bikes, trail bikes, or folding bikes. The included scale markings also make it easier to set saddle height with confidence, which can save time when you are tuning your ride after swap or setup change. On the road, that means less guesswork and more comfort. Whether you are heading out for a city commute ride, a weekend ride, or assembling a bike that needs a dependable rear support post, this seatpost helps create a steadier, more comfortable riding position.\n\nOption: Black","category":{"slug":"cycling-garage","label":"Garage & Ride","google_path":"Vehicles & Parts > Vehicle Parts & Accessories > Motor Vehicle Parts"},"product_category":"Vehicles & Parts > Vehicle Parts & Accessories > Motor Vehicle Parts","brand":"SuntekStore","condition":"new","price":"17.59 USD","price_amount":"17.59","currency":"USD","price_valid_until":"2026-10-31","tax":"US sales tax calculated at checkout (prices exclude tax)","availability":"in_stock","inventory_quantity":20,"max_quantity_per_order":10,"shipping":"US:ALL:Standard Shipping:12-22:0.00 USD","delivery_days":{"min":12,"max":22,"unit":"calendar_days_from_order","handling_business_days_max":4},"estimated_delivery":{"if_ordered_on":"2026-10-01","earliest":"2026-10-13","latest":"2026-10-23"},"ships_to":["US"],"shipping_cost":"0.00 USD","return_window_days":30,"return_policy":{"window_days":30,"window_starts":"delivery","condition":"unused, in original packaging","return_shipping_paid_by":"customer (we pay if the item is damaged, defective or not as described)","refund_method":"original payment method","refund_within_business_days_of_receipt":5,"how":"https://suntekstore.com/contact/ with the order number","url":"https://suntekstore.com/returns/"},"package_dimensions_cm":[42.0,12.0,6.0],"weight_g":370.0,"material":"Aluminum alloy","package_includes":"Bicycle Seat Post ×1","product_dimensions_cm":[35.0,3.18,6.0],"specifications":[{"name":"Color","value":"Matte black"},{"name":"Type","value":"Bike seat post"},{"name":"Diameter","value":"31.8 mm"},{"name":"Length","value":"350 mm"},{"name":"Weight","value":"Approx. 365 g"}],"image_link":"https://suntekstore-img.sfo3.digitaloceanspaces.com/p/d6/d6bd132dd187ab78d269fbd0f7d8f033f93b3f8d.jpg","additional_image_link":["https://suntekstore-img.sfo3.digitaloceanspaces.com/p/d4/d4fd86772d5f3661c69316fa59bb72e99cde1669.jpg","https://suntekstore-img.sfo3.digitaloceanspaces.com/p/62/62d178d7be5ba80391ceec8da1daf1ec48812a98.jpg","https://suntekstore-img.sfo3.digitaloceanspaces.com/p/2f/2fffcba82d6fab8c26bda8727545802a77892e30.jpg","https://suntekstore-img.sfo3.digitaloceanspaces.com/p/72/72cad411848f14c8abf6197850700ed53b06ae07.jpg"],"thumbnail_link":null,"link":"https://suntekstore.com/p/DCD-10001190544/","markdown_url":"https://suntekstore.com/p/DCD-10001190544.md","json_url":"https://suntekstore.com/products/DCD-10001190544.json","buy_url":"https://suntekstore.com/buy/DCD-10001190544?qty=1","prop65_warning":null}