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You are here: Home / Reviews / Best Bike Seat Clamps

Best Bike Seat Clamps

The bike seat clamps work to attach your bike saddle to your bike — so if you’re looking for a more comfy ride, you’ll need to make sure your bike seat is securely attached to your bike. If you’re buying a new bike saddle, you might think the only thing you need to worry about is if it’s the right shape and size. But bike saddles are more diverse than they once were, and the only way to know if one is right for you is to sit on it.

Read on for our best bike seat clamps.

# Preview Product Price
1 CUNCUI 2pcs Bike Seat Clamps 31.8mm, Seatpost Clamp, Premium Bike Seat Clamp, Inside Diameter of Seat Tube Clamp 31.8mm (Black) CUNCUI 2pcs Bike Seat Clamps 31.8mm, Seatpost Clamp, Premium Bike Seat Clamp, Inside Diameter of... $6.49Amazon Prime Buy on Amazon
2 PLATT Bike Seat Post Clamp Aluminium Alloy Bicycle Quick Release Seatpost Collar 28.6mm / 31.8mm /34.9mm PLATT Bike Seat Post Clamp Aluminium Alloy Bicycle Quick Release Seatpost Collar 28.6mm / 31.8mm... $8.99Amazon Prime Buy on Amazon
3 TIKBRO Bike Seat Post Clamp Quick Release Aluminium Alloy Bicycle Seat Clamp Collar 28.6mm 31.8mm 34.9mm TIKBRO Bike Seat Post Clamp Quick Release Aluminium Alloy Bicycle Seat Clamp Collar 28.6mm 31.8mm... $8.99Amazon Prime Buy on Amazon
4 ONIPAX BIKE Seat Clamp For Standard Rail Saddles ONIPAX BIKE Seat Clamp For Standard Rail Saddles $10.00Amazon Prime Buy on Amazon
5 TRIWONDER Bike Seat Post Clamp - 28.6mm, 31.8mm, 34.9mm Quick Release for MTB, Road, Casual Bike (Black, 31.8mm) TRIWONDER Bike Seat Post Clamp - 28.6mm, 31.8mm, 34.9mm Quick Release for MTB, Road, Casual Bike... $5.99Amazon Prime Buy on Amazon
6 Bike Alloy Seat Post Quick Release Pin Bike Seat Clamp Quick Release Seatpost Quick Release (Black) Bike Alloy Seat Post Quick Release Pin Bike Seat Clamp Quick Release Seatpost Quick Release (Black) $6.69Amazon Prime Buy on Amazon
7 ROCKBROS Bike Seat Post Clamp Bike Clamp Bicycle Seat Clamp 31.8/34.9mm Aluminum Tube Clamp Quick Release Seat Post Clamps for 27.2-28.6mm/30.4-31.8mm Mountain Bike Road Bike Seat Tube Clip, Black ROCKBROS Bike Seat Post Clamp Bike Clamp Bicycle Seat Clamp 31.8/34.9mm Aluminum Tube Clamp Quick... $7.99Amazon Prime Buy on Amazon
8 Teyssor Bike Seat Clamp Bicycle Seat Adapter Fit for Standard Rail Saddles Teyssor Bike Seat Clamp Bicycle Seat Adapter Fit for Standard Rail Saddles $8.99Amazon Prime Buy on Amazon
9 SE Racing Champ Clamp Seat Clamp 31.8 Black SE Racing Champ Clamp Seat Clamp 31.8 Black $11.99Amazon Prime Buy on Amazon
10 Wolf Tooth Precision-Machined Seatpost Clamp Wolf Tooth Precision-Machined Seatpost Clamp $24.95Amazon Prime Buy on Amazon

Our Editor’s Best Bike Seat Clamps Reviews

Bestseller No. 1
CUNCUI 2pcs Bike Seat Clamps 31.8mm, Seatpost Clamp, Premium Bike Seat Clamp, Inside Diameter of Seat Tube Clamp 31.8mm (Black)
CUNCUI 2pcs Bike Seat Clamps 31.8mm, Seatpost Clamp, Premium Bike Seat Clamp, Inside Diameter of Seat Tube Clamp 31.8mm (Black)
  • 【High quality material】Our bicycle seat clamp is made of 6061 aluminum, light and durable, comfortable and safe.
  • 【Widely used】Suitable for indoor and outdoor use, mountain bike, indoor bike, trail bike can be used, please confirm before ordering this bicycle seat clamp can be installed on your bike seat.
  • 【Easy to install 】Low-cost solution, let you sit more comfortable, let you ride more smoothly, have a good mood.
  • 【Compatible with multiple sizes】The inside diameter of the seat clamp is 31.8mm, suitable for 27.2/28.6mm sitting pipe diameter
  • 【Unique design】Bike clips are quick-release lock design, quick disassembly, making riding more comfortable, stable and safe.
$6.49 Amazon Prime
Buy on Amazon
Bestseller No. 2
PLATT Bike Seat Post Clamp Aluminium Alloy Bicycle Quick Release Seatpost Collar 28.6mm / 31.8mm /34.9mm
PLATT Bike Seat Post Clamp Aluminium Alloy Bicycle Quick Release Seatpost Collar 28.6mm / 31.8mm /34.9mm
  • PLATT Bicycle Quick Release seatclamp is a durable and lightweight alternative to add some beautiful color to your ride, and makes adjusting seatpost height a breeze.
  • Hollow design, lightweight, Only about 39g (34.9 Clamp)
  • Comes anodized in Black, Blue, Gold,Red and Silver,colorfast surface,great anti-corrosion
  • 28.6 clamp suits for Frame Seat tube 27.8mm-28.8mm
  • 31.8mm clamp suits for Frame Seat Tube 30.2mm-32.1mm
$8.99 Amazon Prime
Buy on Amazon
SaleBestseller No. 3
TIKBRO Bike Seat Post Clamp Quick Release Aluminium Alloy Bicycle Seat Clamp Collar 28.6mm 31.8mm 34.9mm
TIKBRO Bike Seat Post Clamp Quick Release Aluminium Alloy Bicycle Seat Clamp Collar 28.6mm 31.8mm 34.9mm
  • Material : Seat Clamp : Aluminum alloy . Lightweight, sturdy and durable ; Seatpost Ring Dust Cover : Silicone
  • Package includes: 1 x Seatpost Clamp , 1 x Seatpost Ring Dust Cover. With help of the ring dust cover, it can protect the bike seat post from water, mud, sand or dust after long-distance riding
  • Quick Release Design : Featuring a quick-release design, our bike seat clamp allows for easy and convenient adjustment of the seat height without tools
  • Compatible size : The size 28.6mm, 31.8mm, 34.9mm refer to the seat post tube outer diameter not the seat post . 28.6 mm clamp suits for frame seat tube 27.8mm-28.8mm. 31.8 mm clamp suits for Frame Seat Tube 30.2mm-32.1mm. 34.9 mm clamp suits for Frame Seat Tube 33.5mm-35.2mm
  • Before purchasing a seatpost clamp, you need to measure the SEAT TUBE O.D of the frame and then select the appropriate seatpost clamp
$8.99 Amazon Prime
Buy on Amazon
Bestseller No. 4
ONIPAX BIKE Seat Clamp For Standard Rail Saddles
ONIPAX BIKE Seat Clamp For Standard Rail Saddles
  • Durable and Sturdy
  • Inside diameter: 7/8"
  • Simple packaging to reduce waste
  • Reliable classic design
  • Made in Taiwan. We pride ourselves on product quality. Let us help you if you have any questions, we will be glad to assist you.
$10.00 Amazon Prime
Buy on Amazon
Bestseller No. 5
TRIWONDER Bike Seat Post Clamp - 28.6mm, 31.8mm, 34.9mm Quick Release for MTB, Road, Casual Bike (Black, 31.8mm)
TRIWONDER Bike Seat Post Clamp - 28.6mm, 31.8mm, 34.9mm Quick Release for MTB, Road, Casual Bike (Black, 31.8mm)
  • ✅ 【DURABLE】 This bike seat clamp is machined from aluminum alloy. The excellent material ensures that it is strong and durable. It colorfast surface, great anti-corrosion and not easy to break
  • ✅ 【QUICK RELEASE】Our seat post clamp quick release and lock design, easy to install, adjust, remove without any tools. You can adjust your bike seat anytime, anywhere
  • ✅ 【LIGHTWEIGHT】Our seat post clams are designed with hollow levers and weigh only 45g (1.6oz). It can be carried as a backup and will not cause any burden on you
  • ✅ 【WIDE APPLICATION】 This bicycle seat lock is suitable for all kinds of bicycles, mountain bike, folding bike, track bike, fixedgar, road bike, etc. 3 colors to match your beloved bike
  • ✅ 【AVAILAABLE IN 3 SIZES】28.6mm seatpost clamp suits for frame seat tube 27.8-28.8mm; 31.8mm seatpost clamp suits for frame seat tube 30.2-32.1mm; 34.9mm seatpost clamp suits for frame seat tube 33.5- 35.2mm. Note that, this bicycle seatpost clamp should match the diameter of the seat tube on the frame, not the diameter of the seatpost itself
$5.99 Amazon Prime
Buy on Amazon
Bestseller No. 6
Bike Alloy Seat Post Quick Release Pin Bike Seat Clamp Quick Release Seatpost Quick Release (Black)
Bike Alloy Seat Post Quick Release Pin Bike Seat Clamp Quick Release Seatpost Quick Release (Black)
  • Quick release design which allows you to adjust your bike seat height quickly and easily.
  • Material: Alloy Construction; Compatible to road bike and mountain bike.
  • Smooth cam action lever. Extruded CNC machined alloy nut.
  • It allows you to adjust the seat height quickly and easily without tools.
  • Axle diameter: about 6 mm. Skewer Length: 56 mm. Weight of only 38 grams.
$6.69 Amazon Prime
Buy on Amazon
Bestseller No. 7
ROCKBROS Bike Seat Post Clamp Bike Clamp Bicycle Seat Clamp 31.8/34.9mm Aluminum Tube Clamp Quick Release Seat Post Clamps for 27.2-28.6mm/30.4-31.8mm Mountain Bike Road Bike Seat Tube Clip, Black
ROCKBROS Bike Seat Post Clamp Bike Clamp Bicycle Seat Clamp 31.8/34.9mm Aluminum Tube Clamp Quick Release Seat Post Clamps for 27.2-28.6mm/30.4-31.8mm Mountain Bike Road Bike Seat Tube Clip, Black
  • 【31.8/34.9mm Caliber】The 38.1mm bike seat post clamp is suitable for 27.2/28.6mm bike seat post and the 34.9mm clamp is suitable for 30.4/30.8/30.9/31.6mm bike seat post.
  • 【High-strength Aluminum Alloy】ROCKBROS bike seat clamp is made of high strength 6061 aluminum alloy. Make the bike clamp more sturdy and durable.
  • 【Rust and Corrosion Resistance】The bicycle seat post clamp adopts oxidation process. Corrosion resistant, less prone to rusting and be able to stand wear and tear.
  • 【Easy to Install】The bike tube clamp is available in quick-release and locked styles.The quick release seat post clamp requires no tools and is easy to install and disassemble.
  • 【Hollow & Lightweight】The application of hollow design gives the seat tube clip a lightweight feature.Will not add weight to bicycles, making it easy for you to ride.
$7.99 Amazon Prime
Buy on Amazon
Bestseller No. 8
Teyssor Bike Seat Clamp Bicycle Seat Adapter Fit for Standard Rail Saddles
Teyssor Bike Seat Clamp Bicycle Seat Adapter Fit for Standard Rail Saddles
  • Inside diameter: 7/8"
  • Seat clamp for mounting the standard rail saddle to the seatpost
  • Material: steel,durable and sturdy
  • Compatible with most mountain bikes road bikes and dirt bicycles.
  • Weight:142g.
$8.99 Amazon Prime
Buy on Amazon
Bestseller No. 9
SE Racing Champ Clamp Seat Clamp 31.8 Black
SE Racing Champ Clamp Seat Clamp 31.8 Black
  • CNC machined 6061 T6 aluminum
  • Stainless steel hardware
  • 31.8mm inner diameter
  • Available in black, silver, gold, blue and red
$11.99 Amazon Prime
Buy on Amazon
Bestseller No. 10
Wolf Tooth Precision-Machined Seatpost Clamp
Wolf Tooth Precision-Machined Seatpost Clamp
  • The seatpost clamp should match the diameter of the seat tube on your frame and not the diameter of the seatpost itself.
  • The M5 bolt includes spherical washer and mates with a cylindrical anchor barrel. This means that threads are always perfectly aligned, preventing binding and ensuring consistent clamping force.
  • Lightweight 6061 T6 aluminum, M5 stainless steel bolt with integrated washer
  • Tool interface: 4mm hex key
  • CNC Machined in Minneapolis, MN
$24.95 Amazon Prime
Buy on Amazon

Best Bike Seat Clamps Buying Guide

Before choosing the best bike seat clamp you should consider following options:

1. Strength: The first thing you should look for in a seat clamp is strength. You should consider the gauge of steel used in the clamp along with the grade of steel.

The higher the gauge or the grade of steel, the stronger the clamp is. You can also check the breaking strength of the clamp to get an idea of its strength. Look for a clamp that has a higher breaking strength for added strength.

2. Application: Not all seat clamps are the same. There are variations in the design of clamps that are used for different applications.

You should check the clamp’s design and ensure it is compatible with your bike’s setup. For example, a clamp that features a quick release lever is best used for road bikes while a clamp with a clamp knob will be perfect for mountain bikes.

3. Size: You should check the size of the clamp and ensure it is compatible with your bike’s seat post.

Most clamps will be compatible with 22 to 25mm diameter seat posts, but you should check to make sure.

4. Cost: The price of the clamp is something else you should consider. There are different variations in pricing depending on the features of the clamp.

Some clamps are expensive due to their added features while others are cheaper because of their simple design.

5. Ease of Use: You should also check the clamp’s ease of use. Some clamps are easier to use than others.

They have a simple lever or knob that makes clamping the seat easy and quick. On the other hand, some clamps have complex designs that make it difficult to use.

6. Look: The look of the clamp is something else you should consider. While this is not necessarily a requirement, some cyclists prefer a clamp that looks aesthetically pleasing.


What else you should know about bike seat clamps

What is the best way to clean a bike seat clamp?

The best way to clean a bike seat clamp is with a cloth or brush.

How often should you check your bike seat clamp?

It is generally recommended that you check your bike seat clamp before every ride.

What are the signs that your bike seat clamp needs to be replaced?

If your bike seat clamp is not holding your seat tightly in place, or if it is difficult to adjust, it may need to be replaced.

What are the different types of bike seat clamps?

There are several different types of bike seat clamps, including:

-Standard (bolt-on) seat clamp
-Quick release seat clamp
-Seatpost clamp
-Frame clamp
-Bolt-on seat clamp
-Quick release seat clamp
-Seatpost clamp
-Frame clamp

How do you properly install a bike seat clamp?

To properly install a bike seat clamp:

1. First, determine the width of your seatpost. Most seatposts are either 27.2mm or 31.8mm in diameter.

2. Next, select a seat clamp that is the correct size for your seatpost.

3. Once you have the correct size seat clamp, align it with the seatpost so that the bolt is facing downwards.

4. Insert the seat clamp into the seatpost and tighten it securely.

5. Finally, check to make sure that the seat clamp is tight by trying to wiggle it back and forth. If it is loose, tighten it further until it is secure.


Conclusion

On the market, there are numerous best bike seat clamps. Hopefully, the list of the top ten best bike seat clamps will save you time researching and deciding on the best one for you.

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