Nitrofit Limber Pro Adjustable Seat Stretch Machine for Lumbar Stretching, Lower Back Pain, Leg Stretch, Rehab, Flexibility, Injury Prevention, Calves

NitroFit Limber Pro Stretch Machine is hands-down one of the smartest fitness investments I’ve made for my home gym. From the first session, it proved it’s more than just a “stretching gadget” — it’s a legit mobility tool. The sliding adjustable seat lets me dial in stretch depth with precision, which means my 6’2 frame actually fits the machine comfortably without awkward repositioning. That feature alone puts it ahead of most stretchers in this price range. The removable calf angle board is a sleeper-hit add-on. I didn’t realize how much tighter my lower chain was until I started using it regularly — and now my calves, Achilles, and hamstrings feel noticeably looser and more responsive, especially after workouts or long hours sitting. Build quality is impressive: solid steel frame, no wobble, stable base, and the front wheels make it easy to move when I need space. Assembly was simple and intuitive — 30 minutes, zero frustration. Results? That’s where this thing shines. After consistent use, my hamstring flexibility, hip mobility, and lower back tension have all improved. The stretch feels controlled, deep, and safe — like having a personal stretch therapist at home. If I had to nitpick: the padding could be slightly thicker, but honestly, for the price and the performance, it’s a non-issue. The stretch quality is what matters — and this machine delivers. Whether you’re an athlete, mobility-focused lifter, or someone wanting real recovery and flexibility gains, the NitroFit Limber Pro is a game-changer. It punches well above its price class and feels like commercial gym equipment without the commercial price tag. Highly recommended. 5/5 stars. — Dean Davis

Fantastic machine! I’ve suffered with back pain for years. I never knew until recently that this type of stretching equipment existed. It is a God send for anyone with back pain and poor flexibility. I have read all the reviews and watched some side by side videos on YouTube. This unit, the Nitrofit, is the best option in my opinion. I cannot see the more expensive units doing the job any better. In one online video there was a three way comparison, it showed that the Nitrofit is more stable than the most expensive unit of the three and had a better handle bar mount design than the other model. The only negative to this unit in any review I had read was the lack of extra padding on the front edge of the knee pad. The area where your knees rest has plenty of padding but when you are doing some of the leg stretches and the bottom of your leg is on the leading edge of the knee pad it can get a little painful. In my case I couldn’t tell if the pain was the lack of extra padding or if it was my poor flexibility…probably both! But I have solved the only negative to this machine and it is an easy and inexpensive fix. I added a replacement foam roller for another piece of equipment. All I did was slice it down the center on one side and it fit right over the edge of the knee pad. I ordered a 16 inch and it was the perfect length. I did notice that the foam roller would stay on during other exercises but it moved slightly. I trimmed a little more foam off the inside and used 2-inch-wide X 15 inch of Velcro to hold the roller in place. Since the Velcro is on the bottom of the knee pad you can take the roller off if you find it a distraction doing other exercises but I find it feels fine keeping it in place for all the exercises. It also gives you a little extra ‘lift’ and comfort when doing the Quadriceps. Check out the photos, here is a link to the same type of foam roller I used, these are sold in pairs so if you screw one up you will have a spare. https://smile.amazon.com/gp/product/B002URFCYU?pf_rd_p=faa1d3e1-fadf-4279-ac2d-3096206e4690&pf_rd_r=9RDHJJ760XQWEAMA5WJT With the calf stretch ramp, the overall stability, the quality, the exercise display, and with the one little modification the Nitrofit is the perfect stretching machine. My back feels better after a week with the Nitrofit than it has in years.

Very sturdy well built for home gym use. I used a Precor machine at the gym and wanted the same experience without spending $1,000. This unit does the job. Plus has a calf stretching platform that the precor does not have. The only reason for not giving a 5 star review is during assembly i had an issue with alignment on one of the components. The stabilizer nut was welded on not perpendicular to threaded rod making it very difficult to assemble. I was able to make it work by drilling the clearance hole larger. I would recommend buying this machine. Well worth the money.

I recommend purchasing Limber Pro. If you're thinking about getting the Limber Pro, I'd totally say go for it—it's worth it for the quality, value, easy setup, and the incredible customer support. Honestly, I went back and forth about buying this for a while. A part of me thought, "Why not just watch some free internet workout videos and call it a day?" I even considered trying some chair workouts. But in the end, I figured this purchase was more like hiring a personal trainer—a way to make sure I'm doing the exercises the right way, without cutting corners. I'm 61 now, and let's be real, simple stuff is feeling less...well, simple. So I want to get ahead of that and work on my flexibility. Putting it together was super easy, thanks to a solid instructional video. There was one step I stumbled on, but when I reached out to their support team, I got seriously next-level help. The guy I talked to went above and beyond—he literally took apart one of their stretchers and sent me a custom video to show me how to fix my issue. THAT is what I call stellar customer service. I used to evaluate new products, including how easy they are to install. So I'm pretty thorough when it comes to assessing quality and safety. With the Limber Pro, I was impressed. Everything felt solid, well-made, and thoughtfully designed—no sharp edges or sketchy parts that might fail. If there were flaws, I'd be the first to flag them (and call them out publicly if needed!). But honestly? I couldn't find a single bad thing to say. Also, their workout video on YouTube are easy to follow. I looked at three similar stretchers before deciding on this one, and I'm so glad I went with the Limber Pro. No regrets here!

Product and customer service are both excellent. I emailed Nitrofit last weekend to inquire if the equipment being sold had the updated cushions and if it was indeed gray as opposed to a gold tone that appears in some of the Amazon customer pictures. I received a reply within a couple of hours - on a Sunday! Jonathan H confirmed that since 2017, the equipment has shipped with the improved cushions and that the machine is silver so any gold tone in photos is likely from camera flashes. I thanked him for replying so quickly - on a Sunday - and I placed my order. The following day, I had another email from Jonathan with his direct contact information and an offer to walk me through any assembly issues, if needed. Truly excellent customer service. Regarding the equipment, I have used and really liked the Precor at a commercial gym, and I do prefer the Nitrofit for the seat adjustment feature, the calf stretch board, and it feels more secure when leaning all the way back. I am a small-framed female and the Precor at the gym feels like it wants to slightly lift off the floor when I am on it. The Nitrofit feels solid and stays in full contact with the floor which gives me the confidence to fully engage and hold the stretch. My Nitrofit cushions are more comfortable than the Precor at the gym, but to be fair, the Precor at the gym has had more use so I am not sure if this is a new versus used issue, but the important thing is that the Nitrofit is very comfortable. The Nitrofit will be a nice edition to my home gym and I also think this type of equipment will be more effective with daily use as opposed to my occasional use at the commercial gym. Regarding assembly - I didn't have to call Jonathan although I much appreciated his offer. That said, the assembly, while not difficult, was much easier with assistance from someone else. I started the assembly myself and did fine until about halfway and gave up for a couple of hours until I had an extra set of hands for assistance. The help needed was just to hold some of the curved (and slightly heavy) parts in place while the screws were started. A pair of extra hands made the second half of the assembly very fast. I appreciate that most of the screws were already in place so there was no need to spend 30 minutes sorting parts before beginning assembly.

Its very sturdy, could use a few upgrades. The allen wrench is a pretty weak metal. Also, I found it difficult to use the long screw to connect the finished component of step 4 to the finished component of step 5. And if that was difficult to follow it gives an indication of what to expect from the instructions. They really need to have a person who has never put one together put one together following the instructions and point out where the instructions could be better. I'm a bit annoyed by a step 0 make sure we included all the parts we're supposed to include and then it says 25 washers but you get about 8 because some parts are preassembled which is helpful but makes the job I've been given but don't get paid for of doing the quality control step of prechecking all the parts are there more difficult.

I purchased the Nitrofit Limber Pro Stretch machine a month ago to assist with the bursitis in my hip and to have something for my husband to stretch his back as he does a great deal of heavy lifting at work. I could not get a decent stretch using the floor exercises recommended by the Chiropractor. I saw a similar machine in the office and watched other patients use it. It looked like it would be a great help in getting the stretch I needed for my hip. The employees advised the machine was no longer available to purchase. Well that particular machine may not have been, but they have others out there. Thank goodness. This machine is awesome. My husband and I use it every morning after our morning exercises. I get the deep stretch needed to keep the pain out of my hip. My husband says his back has never felt better. The other stretches on the machine are also great. I will use it in the morning and again before going to bed. It has help tremendously with my pain. I did a great deal of research on the Nitrofit ($449.00) and Precor 240i Commercial Series ($728.00) stretch trainers before purchasing one. There were two complaints for the Nitrofit on Amazon reviews- 1. felt it was made of cheap steel (1) (I personally did not feel this was true) and 2. not enough padding around the foot board (explained below). I also found an exercise/trainer web page that evaluated both machines. For use, durability, and cost the Nitrofit won hands down. There was not a down side by this website. The pluses were it had an adjustable base (for height) and had the calf stretcher which are not available on the Precor. The Precor 240i review was very general in description and did not provide anything to sway me in spending a great deal more money. Recommendations for the manufacturer 1. Send larger paper prints of the exercises with the machine or a link to access printable copies. I was able to go to the Nitrofit website to see larger pictures, this was very helpful but I could not print them, I had to take pictures of each exercise with my cell phone. 2. Use a different color than grey on the placard for the start position as it is not real visible. This made it difficult to figure out a couple of the exercises. 3. Figure out a way to put more padding on the edge of the foot board as when you do the hamstring stretch it can be somewhat painful on the under part of the leg. I place a folded up shirt under my leg and this alleviates the problem. Overall, I am very pleased with my purchase and would purchase this again. It would have been nice to have actually tried the Precor 240i to have a true comparison of movement and durability but I am not sure with the large cost difference it would have changed my mind. As stated above in the reviews I read there was nothing that stood out making the commercial product better.

Very sturdy and well built. Nice smooth stretches.

Great stretcher, thats half the cost of a precor. Its even better than a precor. Assembly is easy if you follow the video, which is very detailed and provides very clear inatructions. As stated in the video the assembly will be much easier if you have a ratchet wrench and a power tool.

First off - the "how to" video makes assembly super quick and easy. I didn't have to look as the instructions once. As for the machine - I love the stretches. I set it up in my home gym and now it's easy to add critical stretches between reps of weights and after cardio. Sure - you can always get on the floor on a mat (like I used to), but having a machine with a tilting seat makes getting into and out of stretches so much easier and more convenient. I wish I'd bought this years ago.

In the pre-COVID-19 world I was going to the gym a few times a week. I used the Precor machine at the gym and noticed that my back did not hurt. I could walk for over a mile and not have pain. Due to my age and many other health related issues I stopped going to the gym prior to the Ontario government closing them down. To make the story short, after a while my back hurt all the time. I could not walk to the back of the apartment building without sever pain. So I ended up buying the Nitrofit Limber Pro. I am so glad that I did. I thought that the Lower Back & Upper Back exercises would be my favourites. They are great but I found the Hamstrings exercise to the one the made my body the happiest. After only 1 week my back does not hurt as much. It is easier to put on my socks. When I do have pain, the Limber Pro is there to take it away. One surprise was the Calves exercises. I didn't realise how much I needed it or how good it would feel! It may just be coincidence but I no longer wake up with leg pain when I start to wake up. I have very happy with the Limber Pro. I just wish that I had purchased it much earlier. It was delivered much more quickly than Amazon's expected delivery date. It was relatively easy to assemble (there are a lot of parts). There is a video on YouTube that takes you through the assembly process. The Front Post Cover was broken during shipment. I contacted Medvibe. They responded within a short time requesting a delivery address for the part. I received the tracking number for the part the same day. The support department have been friendly and helpful.

Je bien satisfait de l'appareil. Un bon prix, beaucoup moins dispendieux que les autres modèles. L'appareil est robuste, flexible et facile d'assemblage. Je le recommande.

I've had this machine for three months and already I see significant changes. I am a 67 year old man and I was no longer able to pick up a pencil from the floor by bending over. Now I pick up a pencil without difficulty. I am getting closer to my next goal which is to touch the floor with my fingertips without bending my knees. I am very pleased with my machine to date and look forward to seeing the improvement in my golf swing.