ZUKKA Bike Seatpost 25.4/27.2 x 350mm Aluminum Alloy Bicycle Seat Post,Black or Silver 4.5 out of 5 stars 373 FOMTOR 27.2/30.9/31.6 Bicycle Seatpost 350mm Adjustable Seatpost Mountain Bike Seat Post for MTB Road Bike BMX 4.6 out of 5 stars 247 by Harriet Fell, https://www.sheldonbrown.com/seatpost-sizes.html, fancy Nervex lugs, 1/2-chromed forks/stays. 27.2 x 350mm; 27.2 x 400mm; 30.9 x 400mm; 31.6 x 400mm; Offset 27.2mm x 400 300g. If you want something that can withstand a heavy beating while out on the trail, our carbon mountain bike seatposts are ideal. First, we need to understand the difference between seat tubes and seat posts. measure that length really accurately and divide that by pie (or 3.142) and you get the diameter. Bike Seat Post 25.4/27.2/28.6/30.4/30.8/31.6 350mm Aluminum Adjustable Bicycle SeatPost Suitable for Most Mountain Bike Fixed Gear Bike Seat Post MTB MTN BMX Search for KP196 on CannondaleExperts.com. Porkchop BMX. Howeer, some manufacturers used them up through the late 1990's so always measure to be sure. 4.5 out of 5 stars 1,034. The Zero25 is an excellent example, offering both a zero and 25mm offset built into the same seatpost without any of the bulkiness normally associated with extra adjustability. Shop now Contact SL Zero Offset Seatpost 30.9x400mm. A: The 1988 DX-4000 should have a 26.8 seat post. Howeer, some manufacturers used them up through the late 1990's so always measure to be sure. Internal expanding seatpost. In this way, we make sure only the actual diameter is measured. 5 Comments. Best Seller in Cycling Seat Posts. 6061-T6 tube Welded clamp Micro adjust, 5mm layback 400mm total length, 310mm to … US$225.00. It serves as an important connector between the two parts. *Due to Demand, Shipping will take 1-3 Weeks Take your ride to the next level with the ultimate comfort upgrade. US: English; Change region; Sign in; shop 22.2mm (7/8") is the most common size seatpost for old school BMX frames. Strong, reliable, and always just where you left it. Not to techy though. Want to lose weight from your bike without compromising on performance? With a 5mm layback and dual micro-adjust clamp this svelte seatpost is just what you need. that's your circumference. ok so not necessarily mm perfect but i got a circumference of 85.5 mm which translates almost exactly as 27.2mm! Would you prefer to shop on our website? Ride with more confidence and comfort with the perfect stem and seatpost … Bike bmx bicycle seat post NOS with micro adjust clamp 27.2 NOS Road Bike Racer. Designed for minimal maintenance and maximum shock absorption, this seatpost is perfect for those seeking a smoother ride. Take a look at all the different sizes we have available, from the 27.2mm seatposts to the 31.6mm seatpost. Choosing between an in-line post, and one with layback, can be a quick way of subtly changing the riding position on your bike. Oct 3, 2015 #10 On my St2 2015, I purchased two extra seat collars through my dealer. Bontrager offers road and mountain bike stems in a variety of lengths and rises, along with seatposts with a unique clamp design that makes them highly adjustable. Mongoose chromo layback seat post 25.4 mm. Price and other details may vary based on size and color. CHROME 1990's Mongoose Seatpost / seat post 25.4 old / mid school BMX bicycle . The clamp head has an easy adjust dial for up to 23 degrees of tilt adjustment, and a 5mm hex bolt for for-aft positioning. The next characteristic would be the post's length. Get it as soon as Thu, Dec 24. --> 1989 DX-1000 seat post size (Tange 900 tubing) – 26.6 mm US$180.00. This seatpost features a curved shape design and offers 13 to 25 mm of saddle setback - plus it’s easily adjustable thanks to the Flip Head. The frame's new enough to be 1-1/8 but old enough to have guides for canti brake routing. mon - thurs : 9-5 (ish). Shop now Giant D-Fuse Contact Composite Seatpost. Suspension is a good thing -this seat post lets you float above the holes, bumps, and ruts in the road. BMX CR-MO chromoly straight seat post 22.2mm 7/8" - 405mm - CHROME. Ride with more confidence and comfort with … Whether you’re looking for more adjustability, or something a little tougher for those long, gruelling rides, we’ve got the perfect seatpost for you. It appears from online pics to be 2001 … Q: I bought an ’88 DX-4000 recently but it needs a seat post. They work so well that they make it next to impossible to remove the battery from the seatpost. 99 Although you know the seatpost diameter, the clamp size depends on the thickness of the seat tube. 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