Seatposts

Trek-compatible seat mast cap Offered in white and black and a variety of lengths and offsets, the mast cap includes hardware compatible with round saddle rails only. 7x10mm carbon rail-compatible hardware sold separately. Key features: - Ultra-light carbon construction - One bolt head design offers easy fore-aft and infinite angle adjustment - Compatible with all Trek road bikes with round seat masts - 175mm and 135mm lengths - 5mm and 20mm offsets - Aluminum clamp

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.

- Sturdy Cr-Mo double bolt adjustment seat clamp allows for a precise and secure hold on the saddle in any position

- 6061 cold forged aircraft grade aluminum alloy clamp - Cold drawn 6061-T6 extruded outer tube and inner shaft - The spring preload is easy to adjust with a single hex wrench, to fit the rider's weight - The slider rests on Teflon bushings, for a smooth, effortless operation - Travel: 40mm

The Elite seatpost is a distilled design guaranteed to deliver reliable everyday performance for years to come. Perfect as a replacement or your next upgrade. With an alloy body and a 2-bolt micro adjust head, this seatpost is available in a slew of diameters, lengths, and offsets to get you the right position. Key features: - 2-bolt micro-adjust head mechanism offers 15 degrees of adjustment - Constructed of 2014 alloy - Forged 6061-T6 alloy head, top and bottom clamps - Unique clamp shape allows for easy saddle changes - Compatible with standard and oversize carbon saddle rails - Suitable for road or mountain use

Pro performance post A seatpost should do one thing well — hold your seat. Our new carbon fiber Pro seatpost does that and more with a reliable 2-bolt design that lets you swap saddles with ease. Great for road or mountain use and available in a slew of diameters, lengths and offsets, this post gives you the setup versatility you've always wanted. - 2-bolt micro-adjust head mechanism offers 15 degrees of adjustment - OCLV carbon fiber shaft - Forged 6061-T6 alloy head with OCLV carbon fiber top and bottom clamps - Unique clamp shape allows for easy saddle changes - Compatible with standard and oversize carbon saddle rails - Suitable for road or mountain use

Custom-drawn aluminum construction, a two-bolt rocker head, and longer saddle rail clamps make Bontrager's Rhythm Pro Seatpost a great choice for riders who need a no-nonsense, tough-as-nails seatpost for the mountain bike. It's available in two different diameters to suit your frame.

The all-new XXX Seatpost is still Bontrager's lightest carbon post, but it's been redesigned with the new CnD shape profile for a more controlled and forgiving ride experience. - CnD shape profile increases torsional stiffness and vertical compliance - Designed to offer increased compliance at maximum and minimum insertion points - 2-bolt design offers independent setback and tilt adjustments (+/- 12 degrees) - 100% OCLV Carbon fiber shaft and head - Includes 7x7mm round rail clamp compatibility - Carbon 7x10mm saddle ears sold separately