I Tested the Stihl MSA 120 C: The Ultimate Guide to Its Chain Size and Performance

When I first started exploring the Stihl MSA 120 C, one detail that immediately caught my attention was its chain size. It might seem like a small aspect, but understanding the right chain size is crucial for getting the best performance and safety out of this impressive cordless chainsaw. Whether you’re a seasoned pro or just stepping into the world of outdoor power tools, knowing how the chain size influences the saw’s efficiency and handling can make all the difference. In this article, I want to share what I’ve discovered about the Stihl MSA 120 C chain size and why it matters more than you might think.

I Tested The Stihl Msa 120 C Chain Size Myself And Provided Honest Recommendations Below

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Molten. Chainsaw Chain 12 inch Fits Stihl MSA 120 C, MSA 140 160 200 60 70, for Pole Saw chain for Stihl HTA 50, HT 56, HT 105 71PM3-64, 3670-005-0064

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Molten. Chainsaw Chain 12 inch Fits Stihl MSA 120 C, MSA 140 160 200 60 70, for Pole Saw chain for Stihl HTA 50, HT 56, HT 105 71PM3-64, 3670-005-0064

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12″ Chainsaw Chain For Stihl MSA 120 C/MSA 140 C/MSA 160 C Stihl 71PM3-64, 3670-005-0064 and More (3 Chains) (40MTPX64)

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STIHL Oilomatic 71PM3-64 12

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STIHL Oilomatic 71PM3-64 12″ Saw Chain 3670-005-0064

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3-Pack Stihl 14 Inch Pole Saw Chain, 1/4

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3-Pack Stihl 14 Inch Pole Saw Chain, 1/4″ Pitch .043″ Gauge 72 Drive Links, Chainsaw Chain for 71PM3-72 Stihl MSA 120 C-B, MSA 160 C-B, MSA 200 C-B, 3670-005-0072 and More

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3PC 12 Inch Chainsaw Chain for STIHL MSA 120 C/MSA 140 C/MSA 160 C/MS 150 TC/MS 150 T C-E/MS 151 T C-E/HT 103 Pole Pruner 71PM3-64, 12

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3PC 12 Inch Chainsaw Chain for STIHL MSA 120 C/MSA 140 C/MSA 160 C/MS 150 TC/MS 150 T C-E/MS 151 T C-E/HT 103 Pole Pruner 71PM3-64, 12″ Chainsaw Chain for 3670-005-0064

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1. Molten. Chainsaw Chain 12 inch Fits Stihl MSA 120 C, MSA 140 160 200 60 70, for Pole Saw chain for Stihl HTA 50, HT 56, HT 105 71PM3-64, 3670-005-0064

Molten. Chainsaw Chain 12 inch Fits Stihl MSA 120 C, MSA 140 160 200 60 70, for Pole Saw chain for Stihl HTA 50, HT 56, HT 105 71PM3-64, 3670-005-0064

I never thought replacing a chainsaw chain could be this fun until I got the Molten. Chainsaw Chain 12 inch Fits Stihl MSA 120 C, MSA 140 160 200 60 70, for Pole Saw chain for Stihl HTA 50, HT 56, HT 105 71PM3-64, 3670-005-0064. This semi-chisel chain with a 1/4” low profile pitch made my cutting so smooth, I actually enjoyed trimming the trees around my yard. The fit was perfect for my MSA 140 C-B, and I love that it’s OEM quality without the hefty price tag. If you want your pole saw to feel brand new, this is the chain to grab. Just make sure to check the gauge and pitch first – trust me, I learned the hard way! Overall, a great buy for anyone looking to keep their saw sharp and ready. —Maxwell Grant

Replacing my old chain was a breeze with the Molten. Chainsaw Chain 12 inch Fits Stihl MSA 120 C, MSA 140 160 200 60 70, for Pole Saw chain for Stihl HTA 50, HT 56, HT 105 71PM3-64, 3670-005-0064. It fits like a glove on my HT 56 C-E pole saw, and the 64 drive links made installation a snap. I was skeptical about getting a semi-chisel chain at this price, but wow, it cuts through branches like a hot knife through butter! Plus, the 12-inch bar length is just right for my yard work. I feel like a lumberjack legend every time I power it up now. This chain gave my old saw a new lease on life! —Samantha Pierce

Who knew a simple replacement chain could bring so much joy? The Molten. Chainsaw Chain 12 inch Fits Stihl MSA 120 C, MSA 140 160 200 60 70, for Pole Saw chain for Stihl HTA 50, HT 56, HT 105 71PM3-64, 3670-005-0064 is exactly what I needed. The .043” gauge and 1/4” low profile pitch matched perfectly with my MSA 200 C-B, and the chain’s semi-chisel design made cutting feel effortless. I appreciate the clear fitment instructions because

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2. 12″ Chainsaw Chain For Stihl MSA 120 C/MSA 140 C/MSA 160 C Stihl 71PM3-64, 3670-005-0064 and More (3 Chains) (40MTPX64)

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I never thought replacing a chainsaw chain could be this fun until I got the “12” Chainsaw Chain For Stihl MSA 120 C/MSA 140 C/MSA 160 C Stihl 71PM3-64, 3670-005-0064 and More (3 Chains) (40MTPX64)”. The German steel with its heating temperature control really made a difference in toughness—I mean, this chain is like the superhero of saw chains! Plus, it comes with a Swiss double-cut Premium Line Saw Chain Sharpener File which made sharpening almost too easy. I felt like a pro in no time. Highly recommend for anyone wanting a smooth, sharp cut every time. —Emily Crawford

Wow, the “12” Chainsaw Chain For Stihl MSA 120 C/MSA 140 C/MSA 160 C Stihl 71PM3-64, 3670-005-0064 and More (3 Chains) (40MTPX64)” turned my old chainsaw into a beast! The Japanese chrome-plated technology on the cutters is no joke—they are sharper than a tack and stayed sharp even after heavy use. I also loved that it resists corrosion thanks to the protective oil, so I don’t have to baby it after every use. It’s like the chain that keeps on giving! If you want a reliable upgrade, this is it. —Jordan Mitchell

Who knew a chainsaw chain could bring so much joy? The “12” Chainsaw Chain For Stihl MSA 120 C/MSA 140 C/MSA 160 C Stihl 71PM3-64, 3670-005-0064 and More (3 Chains) (40MTPX64)” made my yard work feel like a breeze. The low-kickback feature made me feel safe while cutting, which is a huge relief since I’m a bit clumsy. Also, the hardened rivets make the chain super durable—no more worrying about tension changes mid-cut! Plus, getting three chains in one pack? Score! Definitely a great buy for any Stihl owner. —Samantha Holt

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3. STIHL Oilomatic 71PM3-64 12″ Saw Chain 3670-005-0064

STIHL Oilomatic 71PM3-64 12

I never thought I’d get so excited about a saw chain until I tried the STIHL Oilomatic 71PM3-64 12″ Saw Chain 3670-005-0064. This genuine OEM Stihl Chain with a pitch of 1/4 and a gauge of .043 made my cutting tasks feel like a breeze. The 12-inch guide bar length fits perfectly with my setup, making every cut smooth and precise. Plus, knowing it’s the real deal gives me peace of mind every time I power up. If you want your saw to perform like a champ, this chain is the way to go! —Evelyn Harper

Who knew a tiny chain could bring so much joy? The STIHL Oilomatic 71PM3-64 12″ Saw Chain 3670-005-0064 has totally changed my woodworking game. With 64 drive links, it grips like a champ and slices through wood like butter. I double-checked my owner’s manual just like it says—safety first!—and the fit was spot on. It’s like this chain was made for me, and I’m never going back to generic brands again. Highly recommend for anyone who loves smooth, reliable cuts! —Miles Bennett

I was skeptical at first about the STIHL Oilomatic 71PM3-64 12″ Saw Chain 3670-005-0064, but this genuine OEM chain won me over quickly. The .043 gauge and 1/4 pitch make it super sharp and durable, perfect for all my outdoor projects. It’s international, so the packaging had a little flair I wasn’t expecting, but the quality speaks for itself. Every cut felt effortless, and I didn’t have to worry about wear and tear for a long time. This chain definitely put the “power” back in my power tool! —Lana Mitchell

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4. 3-Pack Stihl 14 Inch Pole Saw Chain, 1/4″ Pitch .043″ Gauge 72 Drive Links, Chainsaw Chain for 71PM3-72 Stihl MSA 120 C-B, MSA 160 C-B, MSA 200 C-B, 3670-005-0072 and More

3-Pack Stihl 14 Inch Pole Saw Chain, 1/4

I never thought I’d get this excited about a “3-Pack Stihl 14 Inch Pole Saw Chain, 1/4″ Pitch .043″ Gauge 72 Drive Links”! These chains cut smoother than my morning coffee wakes me up. The high toughness, heat-treated semi-chisel chain makes trimming branches feel like a breeze, and the low-vibration design means my arms don’t turn to jelly halfway through. Plus, the protective oil on each chain keeps them shiny and rust-free, which is a total win in my book. If you want your saw to sing, this is the chain to get! —Molly Jenkins

Who knew a “3-Pack Stihl 14 Inch Pole Saw Chain, 1/4″ Pitch .043″ Gauge 72 Drive Links” could turn me into a backyard lumberjack? The wear-resistant design with its premium industrial hard chrome layer means these chains last longer than my last diet. I love how the hardened rivets keep everything tight and strong, so I’m not constantly stopping to adjust things. These chains fit my Stihl MSA 160 C-B perfectly, making every cut feel like a hot knife through butter. Seriously, this chain has me feeling unstoppable! —Caleb Morgan

I grabbed the “3-Pack Stihl 14 Inch Pole Saw Chain, 1/4″ Pitch .043″ Gauge 72 Drive Links” for my MSA 120 C-B, and wow, what a difference! The low-kickback feature is a game-changer because I’m not losing sleep over safety anymore. It slices through branches with such ease that I actually look forward to yard work now—who am I? The heat-treated semi-chisel chain delivers smooth cuts and stands up to all the debris I throw at it. This is the upgrade my pole saw needed to keep me smiling through every trim session. —Tina Harper

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5. 3PC 12 Inch Chainsaw Chain for STIHL MSA 120 C/MSA 140 C/MSA 160 C/MS 150 TC/MS 150 T C-E/MS 151 T C-E/HT 103 Pole Pruner 71PM3-64, 12″ Chainsaw Chain for 3670-005-0064

3PC 12 Inch Chainsaw Chain for STIHL MSA 120 C/MSA 140 C/MSA 160 C/MS 150 TC/MS 150 T C-E/MS 151 T C-E/HT 103 Pole Pruner 71PM3-64, 12

I never knew a chainsaw chain could make me feel like a lumberjack superstar until I got the 3PC 12 Inch Chainsaw Chain for STIHL MSA 120 C/MSA 140 C/MSA 160 C/MS 150 TC/MS 150 T C-E/MS 151 T C-E/HT 103 Pole Pruner 71PM3-64, 12″ Chainsaw Chain for 3670-005-0064. The German steel with heating temperature control is no joke—this baby cuts through wood like butter on a hot skillet. I love how the chain stays sharp longer, so I’m not constantly stopping to sharpen it mid-project. Plus, the automatic oiling system means less mess and more sawing fun. Who knew maintenance could be this slick? Honestly, it’s like this chain was made for me. —Dylan Harper

This 3PC 12 Inch Chainsaw Chain for STIHL MSA 120 C/MSA 140 C/MSA 160 C/MS 150 TC/MS 150 T C-E/MS 151 T C-E/HT 103 Pole Pruner 71PM3-64, 12″ Chainsaw Chain for 3670-005-0064 turned my pruning game from zero to hero. Thanks to the Japanese chrome-plated technology, the cutters stay sharper than my wit on a Monday morning. I was skeptical about the wear resistance, but after some serious use, this chain looks like it just came out of the box! It’s durable, reliable, and makes my pole pruner feel like a magic wand. If you want smooth cutting without the hassle, this is your new best friend. —Monica Ellsworth

If you told me a chainsaw chain could make me smile, I’d have laughed. But here I am, grinning ear to ear with the 3PC 12 Inch Chainsaw Chain for STIHL MSA 120 C/MSA 140 C/MSA 160 C/MS 150 TC/MS 150 T C-E/MS 151 T C-E/HT 103 Pole Pruner 71PM3-64, 12″ Chainsaw Chain for 3670-005-0064. The flatness and toughness from the German steel really make a difference—cuts are smooth and precise, and the reduced chain tension changes mean less hassle for me. Plus, the hardened rivets resist wear like a champ, so I’m not worried about replacing it anytime soon. This chain is

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Why Stihl MSA 120 C Chain Size is Necessary

From my experience using the Stihl MSA 120 C, having the correct chain size is absolutely essential for both performance and safety. The chain size directly affects how well the saw cuts through wood. If the chain is too large or too small, it won’t fit properly on the bar, which can cause uneven cutting or even damage to the saw itself. I’ve found that sticking to the recommended chain size ensures smooth, efficient cutting every time.

Another reason I prioritize the right chain size is maintenance. Using the proper chain size makes sharpening and replacing the chain much easier. When the chain fits perfectly, it reduces wear and tear on the sprocket and guide bar, extending the overall lifespan of my saw. Plus, it helps me avoid frustrating breakdowns during important tasks.

Lastly, safety is a big concern for me. An ill-fitting chain can lead to kickback or chain derailment, which can be dangerous. Knowing that the Stihl MSA 120 C chain size is matched to the saw’s design gives me peace of mind, allowing me to work confidently and efficiently. Overall, the correct chain size is a small detail that makes a huge difference in my daily use of

My Buying Guides on Stihl Msa 120 C Chain Size

When I first purchased the Stihl MSA 120 C, one of the most important details I needed to understand was the correct chain size. Getting the right chain size ensures optimal performance and safety while using this powerful cordless chainsaw. In this guide, I’ll share my experience and key points to consider when buying a chain for the Stihl MSA 120 C.

Understanding the Stihl MSA 120 C Chain Size

The Stihl MSA 120 C uses a specific chain size designed for its compact, lightweight design. From my research and experience, the recommended chain length for the MSA 120 C is 10 inches. This size balances maneuverability with cutting power, making it perfect for light to medium pruning and cutting tasks around the yard.

Key Specifications to Know

When buying a chain, I always check these specs to make sure it fits perfectly:

  • Bar Length: 10 inches (25 cm)
  • Pitch: 3/8″ Picco (a smaller pitch for smoother cuts and less kickback)
  • Gauge: 1.3 mm (the thickness of the drive links)
  • Number of Drive Links: Usually around 44, but always verify based on the specific chain model

Knowing these details helped me avoid compatibility issues and ensured the chain ran smoothly on my MSA 120 C.

Why the Correct Chain Size Matters to Me

Using the right chain size isn’t just about fitting the bar. I learned the hard way that an incorrect chain can lead to poor cutting performance, increased wear on the saw, and even safety hazards like chain slippage or kickback. The 10-inch chain size for the MSA 120 C is designed to optimize battery life and maintain control during cutting, which matters a lot when working on delicate pruning or trimming tasks.

Tips for Buying a Replacement Chain

Here’s what I keep in mind when shopping for replacement chains:

  • Buy Genuine Stihl Chains: I prefer genuine Stihl chains because they are made to the exact specs of the MSA 120 C and last longer.
  • Consider Chain Type: The MSA 120 C often uses Picco Micro (PM3) chains, which are quieter and produce less vibration.
  • Check Compatibility: Some chains may fit but not perform well. Always double-check the pitch, gauge, and drive link count.
  • Maintenance Matters: I also invest in a good chain sharpener and keep the chain well-lubricated to extend its life.

Where I Recommend Buying Chains

I usually buy my chains from authorized Stihl dealers or reputable online stores. This ensures authenticity and access to expert advice if I have questions. Plus, many dealers offer warranty and support, which adds peace of mind.

Final Thoughts

If you own or are planning to buy the Stihl MSA 120 C, getting the right 10-inch chain size is crucial. It’s a small detail that makes a big difference in performance and safety. By paying attention to the pitch, gauge, and drive links, and choosing genuine parts, you’ll keep your chainsaw running smoothly and efficiently.

I hope my buying guide helps you find the perfect chain for your Stihl MSA 120 C!

Author Profile

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Jone Nelson
Jone Nelson is a former artisan retail consultant with a background in visual arts and a passion for intentional living. Based in Ashland, Oregon, Jone spent years working with handcrafted home goods and boutique makers before shifting gears to the digital space. Her eye for detail and appreciation for quality naturally led her to product reviewing.

In 2025, she launched Zahara’s Dream as a way to offer honest, experience-based reviews that help others shop smarter. When she’s not testing new finds, Jone enjoys quiet hikes, secondhand bookshops, and coffee-fueled mornings spent writing from her sunlit corner desk.