You already know that having the right chain on your bike is a must; a good chain can make your bike’s gears shift smoother, your brakes stop faster, and your bike feel more responsive. But one of the easiest ways to affect all of these variables is to make sure your chain is on the bike in the first place. Whether you’re using a mountain bike, a road bike, or a commuter bike, a proper fit is imperative. And if you’re going through all that effort to make sure your bike has a proper fit for you, then what’s the point of having the bike’s gears shift clunkily and the brakes screech as you ride?
To help you make sure your bike chain is on correctly, we researched the best bike chain tension idlers on the market.
Our Editor’s Best Bike Chain Tension Idlers Reviews
- This Single Speed tensioner by Cyclingdeal is a product to allow single speed set up to be run on geared bikes without the expensive modification you had to do in the past. This chain tensioner mounts right onto your derailleur hanger to provide a simple, effective and adjustable way to tension a single speed system.
- Fits 1/8" single speed chains ONLY. To avoid from chain drop, we recommend to use round and oval shape chains only.
- Material: Aluminum alloy. 11T Plastic pulley. Weight: 250g. Adjustment tensioner included
- Top quality. Made in Taiwan. One year warranty
- FITMENT—80cc bike chain tensioner is compatible with regular 2 stroke 48cc 50cc 60cc 66cc 80cc plus 4 stroke 49cc engine gas motoriezd bicycle bike motor.
- HIGH QUALITY MATERIAL—80cc motorized bike chain tensioner made of premium heavy duty material is thick, strong, sturdy and durable. Better performance provides tensioner with a longer service life.
- HIGH PERFORMANCE—2 stroke chain tensioner is an important component of the transmission system. arch chain tensioner provides more precise alignment and constant tension for the chain, extends its lifespan, reduces stress on the chain, and maintains consistent tension.
- COMPLETE ACCESSORIES—arch style chain tensioner for bicycle has many parts you need without extra purchase. With excellent wear & corrosion resistance of the tensioner kit, complete accessories can better assemble the tensioner to fix the chain in the appropriate position. It is very easy to install and operate, with low replacement costs.
- PACKAGE INCLUDED—1 x Spring Idler Pulley Chain Tensioner, 2 x Pulley Chain Tensioner Rollers, 1 Set Mounting Accessories.
- FITMENT: Mini bike chain tensioner fit for Coleman Baja ct100u cc100x 97cc 100cc mini bike. Coleman Powersports CT100U CC100X Mini Bike, Baja Motorsports Doodle Bug DB30 (Blitz, Dirt Bug, Racer), Hensim Doodle Bug (Blitz, Dirt Bug, Racer)
- FUNCTION: Adjust the tightness and tension of the chain to keep the chain running smoothly and prevent the chain from falling off during driving. High strength material for long service life and smooth surface to reduce chain wear
- NOTE: This chain tensioner for mini bike is no Roller Arm , and the tensioner is installed on the frame directly through the screw, that require a screw hole on the frame of your mini bike
- Attention: If you overtighten the screw, the chain roller will not turn and it doesn't work
- Material: Made of durable rubber and metal material for long service life and smooth surface to reduce chain wear
- Heavy duty chain idler guide wheel with upgraded torsion spring.
- Spring loaded tensioner automatically adjusting tension towards chain elongation.
- Chain Tensioner smooth rotoring and longer life. Easy to install, protects swing arm & helps guide chain correctly.
- Chain roller tensioner fits many 110cc 125cc 140cc Dirt Trail Bike, Quad, Mini Moto, ATV.
- Package includs:1 x rollers,1 x bracket,1 x clip spring,1 x screw
- FITMENT — chain tensioner for motorized bike fit for 2 stroke 48cc 50cc 60cc 66cc 80cc plus 49cc engine gas motor motorized bicycle mountain bike.
- HIGH PERFORMANCE — The chain tensioner is an important part of the drive system. It can offer better alignment and constant tension to chain, extend chain life. And reduces stress on the chain maintains consistent tension.
- EASY TO INSTALL — The arch idler pulley chain tensioner is made of high quality material, good quality rollers with screw accessories, can better assemble the tensioner, so that make chain fix in the appropriate position.
- PACKAGE INCLUDED — 1 x arch idler pulley chain tensioner kit, 4 x master link, 1 x wrench.
- NOTE — Please check as much as possible the item picture, model and size carefully before purchasing. And leave messages for assistance if you're not sure whether the arch idler pulley chain tensioner can fit.
- 【Material】 The bicycle chain tensioner is made of high-strength aluminum alloy and POM material, wear-resistant and anti-corrosion.
- 【Product Features】This set of bike chain roller pulley tensioner can ensure proper tension and alignment of the chain, make the chain move smoothly and prevent the chain from derailing, excessive wear of the sprocket, and prolong the life of the chain. If the chain is not properly tensioned and it can lose or break. Eventually the side cover and stator plate will be damaged. Just this mini bike chain roller can make your chain more durable.
- 【Easy to install】Includes simple installation tools. The chain tightener is easy to install. Step 1: Lock the main body with gold bolts on the rear hanger of the bicycle. Step 2: Put in the guide wheel rod and make sure it is adjusted to the same level as the flywheel/chain. Tighten the two small nuts. Step 3: Put the chain into the roller. After correct installation, the chain should stay in the middle of the roller, not offset to the side. (We recommend viewing our pictures and installation videos for installation)
- 【Wide Application】Universally for single speed mountain bikes road bicycles cycling.This chain adjuster can change multi-speed bikes into single speed bike. Suitable for 7-12 speed chains. (Note: the bicycle needs to have a rear hanger to install)
- 【Package include】: 1* Chain Roller Tensioner, 2 installation tool wrenches.(This product is not suitable for motorcycles)
- Made of aluminum alloy material, light weight does not put an extra burden on the bicycle.
- This chain adjuster can change multi-speed bikes into single speed bike.
- For 11T/13T Derailleur: Ensures perfect tension for your chain to make you pedal with less efforts.
- Universal: It can fit various sizes of gear, and prevent chain from skidding out from the crank.
- Usage: MTB, road racing, fixie bikes, single speed bikes, ect.
- Fitment:Fit:49cc 60cc 80cc Motorized Bicycle Bike
- Package include: 1* Pulley Chain Tensioner Bracket
- Weight:300g
- NOTE:This is the Non-original part. The pictures can tell more than we can; please make sure it can fit on your bicycle before ordering it.
- New Upgraded Design- Increase the structure of chain guard plate and guide wheel, making the structure more stable and effectively preventing the chain from falling. In addition, added 2 fixing screws and thickened main body to enhance stability and effectively prevent loosening.
- High Quality- Made of aluminum alloy and engineering plastic material, with upgraded CNC process, our bike single speed chain tensioner is lightweight, rustproof and long-lasting.
- Compatible with 7-11 speed chains.- This chain adjuster can change multi-speed bikes into single speed bike. Suitable for 7-11 speed chains, Come with 1 PCS bicycle single speed tensioner, 2 PCS different wrench for installation. Suitable for MTB, road racing, fixie bikes, single speed bikes, ect.
- Single Speed Chain Tensioner- We know how frustrating it is that bicycle chains are always easy to fall off, so we’ve designed the premium aluminium chain tension to provide a simple, effective and adjustable way to tension a single speed system, and prevent the chain from falling off.
- Universal Fit & Adjustable- Universally for single speed mountain bikes road bicycles cycling. Our bike chain tensioner is more compatible, easy to install and convenient to use.
- 【Easy Installation】The chain roller tensioner is easy to install and easily yours: chain roller 49cc, chain tension roller mini bike 212cc, 125cc chain tensioner ，125cc pit bike chain roller，and roller tensioner for 40 chain， mega moto 80 chain tensioner
- 【Chain Roller With Good Compatibility】Fits for most motorized bicycle bike pit dirt bike atv quad and most chinese import pit bikes, is a modified performance good minibike chain tensioner roller, go kart chain tensioner pulley
- 【High-quality Material】 This chain tensioner pulley is made of high-density durable rubber and metal materials, fine steel bearing is more durable, and waterproof and rust proof, it is an excellent mini bike chain roller
- 【Use Roller Chain Tensioner Pulley】 This roller chain tensioner, let your motorcycle mini bike Atv 110cc 125cc 140cc 160cc CRF50 KLX110 SSR XR125 chain movement more smoothly
- 【Kit Includes】 Bike chain tensioner, including: 1 x red 8mm pulley tensioner; 1 x red 10mm chain roller guide. 2 sets of a mounting screws corresponding to the pulley tensioner
Best Bike Chain Tension Idlers Buying Guide
Before choosing the best bike chain tension idlers you should consider following options:
1. Position of the idler:
The position of the idler is very important. If the idler is placed in front of the chain, the chain will be smooth and quiet. If the idler is placed behind the chain, the chain will be very noisy.
2. Position of the idler relative to the chain:
If the idler is placed in line with the chain, it can be a front or rear mounted idler. If the idler is offset from the chain, it is always a front mounted idler.
3. The number of links in the chain:
If the chain has only one idler, the links are connected in a series. If the chain has two idlers, the links are connected in parallel.
4. The material used for the idler:
The idler is always made of steel. The steel that is used can be steel that is easy to find in your country, or special steel that is available in specialty shops.
5. The thickness of the steel:
The thickness of the steel is very important. A thick idler will be very durable and will have a long service life. On the other hand, a thin idler will have a short service life, but it will be light and portable.
What else you should know about bike chain tension idlers
1. What are bike chain tension idlers?
Bike chain tension idlers are small wheels or pulleys that are used to help keep the chain tight on a bicycle. They are typically located near the rear wheel and help to take up slack in the chain as the bike is ridden.
2. How do they work?
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3. Why are they used?
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4. How do you install them?
There is no one-size-fits-all answer to this question, as the installation process for solar panels can vary depending on the type and size of the panels, as well as the specific location and installation site. However, in general, solar panels are typically installed by attaching them to the roof or another suitable location on the property, and then connecting the panels to an inverter, which converts the sunlight into usable electricity.
5. How do you adjust them?
There is a knob on the back of the chair that can be turned to adjust the tension of the springs.
Conclusion
On the market, there are numerous best bike chain tension idlers. Hopefully, the list of the top ten best bike chain tension idlers will save you time researching and deciding on the best one for you.