Easton's EC90 Seatpost is super light and amazingly strong. It's crafted from Easton's high-tech carbon for maximum stiffness and a premium ride. Plus, it even features carbon clamping pieces for the ultimate in lightness, while Easton's Relief-Area Design (RAD) enhances strength where the frame clamps the post.

Thomson's Elite Seatpost is perhaps one of the most recognizable bicycle components in the world and it has earned its reputation as a super-strong, light and reliable beauty. With roots in the aerospace industry, Thomson builds the post with a tough and light 7000-series aluminum body, an elliptical extrusion that adds strength and stiffness, and a head and seat clamp forged and machined from a block of aluminum to eliminate any possible weak areas. Plus, its simple-to-use 2-bolt seat clamp allows speedy, infinite and secure seat angle adjustment from minus 5 degrees to plus 29 degrees. Upgrade your favorite ride to a Thomson seatpost and start riding in style.

Lightweight workhorse. Carbon shaft to minimize road vibration and an alloy head for a rock solid platform for your saddle. Where it thrives: The open road, up and down hills What it's built for: Stability, control Highlights - 400mm/ Lightweight carbon - Low-profile, infinitely adjustable, and extended rail clamp - Di2 internal battery compatible

- Giant proprietary D-Fuse seatpost - Composite construction with Alloy clamp - Zero offset configuration - 380mm length

Ritchey's Comp Link reimagines the two-bolt post, making it lighter, more compliant, and more versatile than ever. The patented LINK clamp works with all standard saddle rail designs as well as Ritchey Vector Evo rails. - 6061 aluminum 2-piece press-fit construction - Diameters: 27.2 and 31.6mm - Offset: 20mm - Reversible clamp allows for an additional 10mm of fore-aft saddle adjustment - Length: 400mm - 284g (27.2x400mm)

- Length: 400mm - Offset: 0mm - Clamp Style: Standard Rails - Material: Aluminum

Dimension Two-Bolt Seatposts provide a sturdy and durable saddle perch for cross country and all-mountain riding in three diameters, rigorously tested to ISO 4210 Mountain standards. - Constructed with AL-6061-T6 aluminum - Shot-peened finish - 0mm offset

Giant's Alloy Seatpost is dependable and respectably light at a great price. It boasts a single bolt micro-adjust clamp so you can dial in a great saddle position. - Weight: 325g

Kalloy's 602 seatpost comes in a wide variety of diameters to fit most frames. Simple, sturdy, and lightweight, the 602 makes a great replacement seatpost.

Giant's Aluminum Replacement Seatpost is dependable and respectably light at a great price. It boasts a single bolt micro-adjust clamp so you can dial in your saddle position.

Let Giant's Comfort Suspension Seatpost take the sting out of cycling. This plush shock-absorbing post mutes road vibration and ensures rider comfort.