An innocuous and unassuming little part (until you need to use it) the bike seatpost clamp is the unsung hero of making sure the bike’s seat height is adjusted properly and that the bike is comfortable to ride.
With that said, one of the most important aspects of a seatpost clamp is that it is the right size. If it isn’t, good luck installing it.
Here’s a quick guide on measuring the seatpost clamp and making sure you get the right size in the first place.
Measuring the Bike Seatpost Clamp
The first and easiest way to make sure you get the right size is if you know what it is; check the bike for markings, or your owner’s manual. If you can find that information, simply buy the same size. You could also check with the manufacturer.
If you’re out of luck on that front, you can use a caliper to measure the actual width of the seat tube on the frame, not the diameter of the seat tube itself. Remember, the seat tube itself has to pass through it for it to work.
Types of Seatpost Clamps
Generally speaking, there are two main types of bike seatpost clamps. These are bolted and quick-release clamps.
Bolted clamps, which have either one or two bolts, tighten via the aid of two hex bolts, allowing a user to adjust the saddle height. They offer a secure fit but cannot be adjusted in the field without an appropriate wrench/key.
Quick release clamps have one or two levers built into the design that can be opened to release the seatpost tube or closed to fasten it. These are easier to adjust in the field without tools.
Here for a Unicycle Seatpost Clamp?
Just as it’s important to make sure you get the right bike seatpost clamp for a bike, it’s also important that you get the right size for a unicycle.
Some common sizes in unicycle seatpost clamps are 22.2mm, 25.4mm, 27.2mm, and 30.8mm. Again, getting the right size clamp will ensure that it can be mounted to the frame and that it will secure the seatpost tube.
Why the Right Seatpost Clamp Is So Important
Naturally, getting a compatible seatpost clamp is important because if the size is off, it won’t work with your frame or tube.
But beyond that, whether or not you get a bolted or quick-clamp configuration will affect how easily you can make adjustments in the field, so that is something to consider as well.
For Both Unicycle and Bike Seatpost Clamps…
Whether you’re here for a unicycle or a bike seatpost clamp, you can get it online at Unicycle.com. They carry a wide variety of seatpost clamps, not only in terms of size and configuration, but in brands.
Take a look through their catalog, which also contains a wide range of unicycle and bike parts, along with tools and safety gear, and get in touch with them directly if you need help finding the right part.