A seatpost should do one thing well: hold your seat. Bontrager's new carbon fiber Pro seatpost does that and more with a reliable 2-bolt design that lets you swap saddles with ease. - 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

A refined dropper that combines great lever feel with smooth, consistent operation for an awesome riding experience. Smooth operator Smooth operation, long-term durability, and a refined design come together for a best-in-class riding experience. The Line Elite Dropper's proven design is easy to set up and now even easier to drop, with 20% less saddle force required. Avid Matchmaker and Shimano I-Spec II compatibility ensure simple, integrated setup and length options from 100mm to 170mm travel ensure there is a size for your ride. Product details - Cable actuated under-bar lever compatible with MatchMaker and Shimano I-Spec B-Type - Infinitely adjustable air-sprung hydraulic locking cartridge with 20 percent reduction in compression force - Pierced head design allows riders to run longer travel post with shorter overall lengths - 2-bolt rocker head with micro adjustment allows for easy saddle tilt adjustment - Internal cable routing keeps housing tucked away and free from a moving wheel - Includes cable, housing, and 1x under-bar remote lever - On-Bar Universal Lever sold separately - The frame must be compatible with internally routed seatpost routing

- Forged aluminum - 7/8-inch seat-clamp diameter - 165 grams

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.

- Alloy seatpost with alloy bracket - Length: 400mm - 20mm offset

A performance dropper post with MaxFlow technology for faster, smoother operation. The Line Elite 31.6 Dropper is easy to set up and easier to drop, with 20% less saddle force required. Avid Matchmaker and Shimano I-Spec II compatibility ensures simple, integrated setup and the included lever provides a great feel with an easy push. Length options from 100mm to 170mm travel ensure there is a size for your ride. Designed for bikes with internal frame routing. - Infinitely adjustable air-sprung hydraulic locking cartridge with 20 percent reduction in compression force - MaxFlow design allows for a faster return and less compression force - Travel inserts available in 10mm and 30mm sizes to fine tune travel and rider fit - Cable-actuated under-bar lever compatible with SRAM MatchMaker and Shimano I-Spec II - 2-bolt rocker head with micro adjustment allows for easy saddle tilt adjustment - Internal cable routing keeps housing tucked away and free from moving wheel - Includes cable, housing, and 1x under-bar remote lever - On-Bar Universal Lever sold separately

Our intention with Reverb AXS was inventive and pure: No hoses. No routing. No energy wasted. Not a single thing in the way of the experience. We created a reliable wireless-electronic dropper post and controller that actuates with drastically less effort and zero distraction. Expanding what's possible on a bike, Reverb AXS is enabled by SRAM AXS technology, a new level of interaction, personalization, and connectivity across all AXS-enabled components. - Effortless Electronic-Wireless actuation and infinite height adjustment with a single touch. - Clean, simple and fast to install. No hoses to route, no fishing required. - Updated internals for faster return speed in all conditions. - New Vent Valve Technology, a simple and reliable built in service solution without disassembly of the seatpost. - SRAM AXS technology, a new level of interaction, personalization, and connectivity across all AXS-enabled components. - Includes RockShox AXS handlebar controller, rechargeable SRAM battery, and charger.

Bontrager's Speed Concept Seatpost lets you get your aero fit dialed. Different offsets allow you to customize your riding position for superior ergonomics and aerodynamics, and the clamp is compatible with both standard and oversize saddle rails. This seatpost is compatible with 2014 Trek Speed Concept 9 Series bikes.

Origin-8's Pro Fit Alloy Seat Post is made of light and durable forged aluminum that's been anodized and laser etched for a custom look. It also features an adjustable 2-bolt clamp that holds fast and lets you easily dial in your seat position. And, this fine post comes in a variety of diameters to fit almost any bike.

The name says it all: Thomson's Masterpiece Seatpost combines the best materials, exceptional strength, perfect function, light weight and the classic beauty of all Thomson products. All Masterpiece posts are extruded and then painstakingly machined from a single block of ultra-strong 7000-series aluminum, and they all weigh less than 200 grams complete. This means you get a post tough enough for any ride on or off road and at a nice and light weight that will complement your dream bike. What's more, you get Thomson's easy-to-adjust and super reliable 2-bolt seat clamp that makes it a breeze to dial in your perfect seat position from minus 5 degrees to plus 29 degrees.

Strong, yet light as a whisper, Zipp's Service Course SL is everything you could want in a seatpost. It's forged out of a single piece of tough 7075 aluminum, yet weighs just 220 grams. A low-profile clamp allows you to slide the saddle extra far back on the rails, giving you more room to optimize your position. The clamp even features downward-facing bolts for micro-adjustments to achieve that perfect fit.

• Forged aluminum • Integrated micro-adjust seat clamp

- Sturdy forged alloy construction - Pillar style post design - Compatible with most seat clamps - 350mm length

• Steel • Polished-chrome finish • 7/8-inch seat-clamp diameter

3D forged one-piece AL6061-T6 construction - Wide saddle clamp design reduces rail stress and flex - Micro-adjust 2 bolt clamp design - 15mm setback - ISO-Mountain safety certified

A specific eTen hydraulic cartridge with single bolt offset saddle clamp allow the enjoyment of droppers at a low price, available with 100mm of travel. - Black hard anodized stanchion and an air spring, hydraulically locked cartridge - Single-bolt alloy head - Remote sold separately