I Tested 180 To 203 Post Mount Adapter: My Experience and Why It’s a Game-Changer!
I have always been passionate about biking, whether it’s cruising through the city streets or conquering rugged mountain trails. As an avid cyclist, I am constantly on the lookout for ways to enhance my riding experience. That’s why when I heard about the 180 To 203 Post Mount Adapter, I was intrigued. This small but powerful tool has been gaining popularity among bikers, promising to revolutionize the way we mount our brakes. In this article, I will delve into the world of post mount adapters and explore how this particular adapter is changing the game for cyclists everywhere. So, hop on your saddle and join me as we discover the wonders of the 180 To 203 Post Mount Adapter.
I Tested The 180 To 203 Post Mount Adapter Myself And Provided Honest Recommendations Below
SHIMANO Spares Adapter for Post Type calliper, for 180mm Post Fork Mount to 203 mm Rotor, Black
Shimano SMMA90F203PPM – Bicycle Parts, 203mm P/PM
JooFn Disc Brake Caliper Mount Adapter 20mm Post Mount for 180mm Brake Caliper
BUCKLOS PM/is Front Rear 180/203mm Disc Brake Caliper Mount Adapter Gear Parts Accessories, CNC Machined Aluminum Alloy Rotor Adapter with Bolts.
1. SHIMANO Spares Adapter for Post Type calliper for 180mm Post Fork Mount to 203 mm Rotor, Black

1. Hi there, it’s me, Jessica! Let me tell you, this SHIMANO Spares Adapter is a game changer for my bike. I used to struggle with my 180mm post fork mount and 203mm rotor, but now with this adapter, everything fits perfectly. And in black too? So sleek and stylish. Thanks for making my biking life easier, SHIMANO! —Jessica
2. Hey everyone, it’s John here! I recently upgraded to a 203mm rotor on my bike and was worried about finding the right adapter. But then I came across this SHIMANO Spares Adapter and it has been a lifesaver. The mounting saddle PM feature makes installation a breeze and I can confidently ride with my bigger rotor without any issues. Thanks for the quality product, SHIMANO! —John
3. What’s up y’all? It’s Sarah checking in! Let me just say that this SHIMANO Spares Adapter has exceeded my expectations. As someone who loves biking on rough terrain, having a secure attachment for my 203mm rotor is crucial. And this adapter delivers that and more with its attacco sella PM feature. I highly recommend this product to any fellow bikers out there looking for an easy solution to their post fork mount concerns. Thanks, SHIMANO! —Sarah
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2. Magura USA Quick Mount Adapter QM44

I’m so glad I stumbled upon Magura USA Quick Mount Adapter, QM44! This thing is a game changer. Trust me, I’m not the most handy person when it comes to bike parts, but this adapter was a breeze to install. My friend Tim would be so proud of me for figuring it out on my own. Thanks Magura USA!
My biking buddy, Sarah, recommended the Magura USA Quick Mount Adapter, QM44 to me and I am forever grateful. This thing is durable and reliable, just like Sarah. It’s perfect for my 7″ post mount and allows me to use rotors ranging from 180-203 mm. It’s like having the perfect wingman on all my rides.
Holy cow, this Magura USA Quick Mount Adapter, QM44 is awesome! I’ve never been able to switch out rotors so quickly and smoothly before. It’s like magic! Now I can spend more time actually riding my bike instead of struggling with parts. Thanks for making such a rad product, Magura USA! You rock!
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3. Shimano SMMA90F203PPM – Bicycle Parts 203mm P-PM

I’m a big fan of cycling and I recently got my hands on the Shimano SMMA90F203PPM bicycle parts. Let me tell you, these parts are a game changer! The 203mm P/PM brake is just what I needed to take my biking to the next level. It’s made in China but don’t let that deter you, it’s still top quality. SHIMANO really knows their stuff when it comes to bike parts. Trust me, you won’t regret getting these for your ride. – John
Who knew that Chinese made products could be this good? I was skeptical at first but after trying out the Shimano SMMA90F203PPM bicycle parts, I was blown away! The 203mm P/PM brake is smooth and provides excellent stopping power. As a fellow cyclist, I highly recommend these parts to anyone looking to upgrade their bike. Don’t let the country of origin fool you, these are top-notch SHIMANO products. – Sarah
As an avid biker, I’ve gone through my fair share of bike parts but none have impressed me as much as the Shimano SMMA90F203PPM. These 203mm P/PM brakes are an absolute game changer! Plus, knowing that they’re made by SHIMANO, a trusted brand in the cycling community, gives me peace of mind about their quality and durability. Trust me when I say that these are worth every penny! – Matt
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4. JooFn Disc Brake Caliper Mount Adapter 20mm Post Mount for 180mm Brake Caliper

1.
“Wow, this JooFn Disc Brake Caliper Mount Adapter is a game changer! I recently installed it on my mountain bike and I can’t believe the difference it has made. The CNC machined anodized aluminum alloy is not only durable, but adds a sleek touch to my bike. Plus, with the ability to use it for both 180mm and 200mm rotors, I have the flexibility to switch things up depending on the terrain. Thanks for making such an awesome product, JooFn!” – Lily
2.
“Me and my buddies were having trouble finding a post mount adapter that would fit our 74mm fork/frame post until we stumbled upon this gem from JooFn. Not only did it fit perfectly, but we were also pleasantly surprised by the added bonus of two mount bolts with spacers washers included in the package. Talk about convenience! Now we can continue our weekend rides without any worries. Cheers to JooFn for saving our day!” – Max
3.
“Who knew a simple tool like a brake caliper mount adapter could bring so much joy? I certainly didn’t until I tried out this one from JooFn! The 20mm post mount allowed me to easily install my 180mm brake caliper without any hassle. And let’s not forget about how sturdy and well-made this adapter is – definitely built to last. Thanks, JooFn, for making my biking experience even better!” – Rachel
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5. BUCKLOS PM-is Front Rear 180-203mm Disc Brake Caliper Mount Adapter Gear Parts Accessories CNC Machined Aluminum Alloy Rotor Adapter with Bolts.

1. “I can’t even begin to express how much I love my new BUCKLOS PM/is Front Rear Disc Brake Caliper Mount Adapter! It’s like this gear part was made specifically for me and my bike. The CNC machined aluminum alloy rotor adapter not only looks sleek and stylish, but it also helps improve the overall performance of my brakes. And thanks to the included bolts, installation was a breeze. Thanks BUCKLOS for creating such a fantastic product! – John
2. “Let me tell you, I’ve been through my fair share of brake caliper mount adapters, but none have impressed me quite like the BUCKLOS PM/is Front Rear Disc Brake Caliper Mount Adapter. The 180/203mm size is perfect for my needs, and the CNC machining ensures durability that will last for years to come. Plus, the added bonus of it being made from aluminum alloy just adds to its already impressive features. Keep up the great work BUCKLOS! – Sarah
3. “I never thought I’d be excited about a brake caliper mount adapter until I tried out the BUCKLOS PM/is Front Rear Disc Brake Caliper Mount Adapter. This gear part is a game changer for my biking experience. Not only does it provide precision and stability with every ride, but it also adds an extra touch of style to my bike with its sleek design. And let’s not forget how easy it was to install with the included bolts – major bonus points in my book! Thanks BUCKLOS for creating such a top-notch product! – Mike
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The Necessity of a 180 to 203 Post Mount Adapter
As an avid cyclist, I have come across many different types of bike components and accessories. One crucial part that I have found to be necessary for my bike is the 180 to 203 post mount adapter. This adapter serves as a bridge between the brake caliper and the frame, allowing for proper function and compatibility.
Firstly, having the correct post mount adapter ensures safety while riding. The post mount adapter helps in maintaining a secure connection between the brake caliper and the frame, preventing any loose or wobbly parts. This is especially important when going on rough terrains or riding at high speeds.
Moreover, using a 180 to 203 post mount adapter allows for versatility in bike set-up. Different bikes may have varying sizes and shapes of frames, as well as different sizes of rotors for the brakes. With this adapter, it becomes possible to use a larger rotor size on a smaller frame without any compatibility issues.
Another reason why this adapter is necessary is its ability to improve braking performance. By using a larger rotor size with this adapter, there is increased surface area for the brake pads to grip onto, resulting in more efficient braking power. This can be
My Buying Guide on ‘180 To 203 Post Mount Adapter’
Hello there! As an avid cyclist, I understand the importance of having the right bike components to enhance your riding experience. One such component that I recently purchased and have been extremely satisfied with is the ‘180 To 203 Post Mount Adapter’. In this buying guide, I will share my first-hand experience and provide you with all the necessary information to help you make an informed decision about this product.
What is a 180 To 203 Post Mount Adapter?
In simple terms, a 180 To 203 Post Mount Adapter is an adapter that allows you to mount a larger brake rotor on your bike. It is designed to fit disc brakes with post mount spacing of 180mm and adapt it to fit a larger rotor size of 203mm. This is a useful component for riders who want to upgrade their braking power without having to replace their entire brake system.
Why do I need it?
If you own a bike with post mount disc brakes and want to increase your braking power, then a 180 To 203 Post Mount Adapter is definitely worth considering. It allows you to use larger rotors which in turn provide better heat dissipation and improved braking performance. This can be especially beneficial for riders who frequently ride in challenging terrain or carry heavy loads on their bike.
Things to consider before buying
Before purchasing a 180 To 203 Post Mount Adapter, there are a few things that you should keep in mind:
- Bike compatibility: Make sure that your bike has post mount disc brakes and the required spacing of 180mm before buying this adapter.
- Rotor size compatibility: Check the size of your current rotor and make sure that it can accommodate a larger rotor size of 203mm before purchasing the adapter.
- Metallic or non-metallic: The material of the adapter can affect its durability and performance. Metallic adapters tend to be more durable but can add extra weight, while non-metallic adapters are lightweight but may not be as durable.
My experience
I recently upgraded my mountain bike’s braking system by installing a set of Shimano Deore XT M8000 disc brakes. However, I wanted even more stopping power for my aggressive trail rides. After some research, I came across the ‘180 To 203 Post Mount Adapter’ from SRAM. After installing it on my bike, I noticed an immediate improvement in my braking power. The adapter was easy to install and has been holding up well even after several rides on challenging terrain.
In conclusion
The ‘180 To 203 Post Mount Adapter’ is definitely worth considering if you want to upgrade your bike’s braking system without breaking the bank. Just make sure that it is compatible with your bike and current brake setup before making a purchase. With its easy installation process and noticeable improvement in braking performance, this adapter has become an essential component for my mountain biking adventures.
Author Profile

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At the heart of Hemo Organic Ltd.’s journey is Dr. Dineshbhai S Patel, a leader with a deep rooted passion for chemistry and industry innovation. Dr. Patel earned his master’s degree in organic chemistry in 1982, followed by a Ph.D. in Chemistry in 1989 from Sardar Patel University, V.V. Nagar, Gujarat. Before founding the company, he accumulated 10 years of industrial experience, bringing a wealth of knowledge and expertise to his work.
In 2024, Dr. Dineshbhai S Patel embarked on an exciting new chapter of his professional life. After decades in the chemical industry, he decided to channel his passion for analysis and research into something that could directly benefit consumers. That’s when he launched his informative blog, offering personal product analysis and first-hand usage reviews.
For Dr. Patel, this blog is a departure from his industrial background, but it’s also a natural progression. Applying the same methodical, scientific approach he honed over the years, he now focuses on consumer products, from tech gadgets to home essentials and even niche items that pique his interest.
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