We consider a mtb crank arm to be a worthy investment in the long run. In the following post, we will help you to select the best mtb crank arms.

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Our Top Picks:

Best Overall: Buy: Raceface Mtb Crank Arm READ REVIEW

Best For Worth The Money: Buy: Sram Mtb Crank Arm READ REVIEW

Best With Most Mountain Bikes: Buy: Bnvb Mtb Crank Arm READ REVIEW

Best With Fast Shipping: Buy: Fmfxtr Mtb Crank Arm READ REVIEW

Best For Mountain Bike: Buy: Ganopper Mtb Crank Arm READ REVIEW

Best For The Price: Buy: Bucklos Mtb Crank Arm READ REVIEW

Best For Non: Buy: Enlee Mtb Crank Arm READ REVIEW

Best For Road Bike: Buy: Cysky Mtb Crank Arm READ REVIEW

Best For Mtb: Buy: Lingque Mtb Crank Arm READ REVIEW

Best For Model Number: Buy: Shimano Mtb Crank Arm READ REVIEW

Best For High Strength: Buy: Denpetec Mtb Crank Arm READ REVIEW

Best Overall: Raceface Mtb Crank Arm

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If you often find yourself scrambling for a good arm, raceface MTB crank arm should be your first option for buying. The raceface MTB crank arm has bought 2 pairs, It is fitment and has excellent design. Make sure this fits by entering your model number. Also, this has protect the tips, is very durable and it is tough.

Finally, the raceface MTB crank arm is installed easily, is functional and it fits perfectly.

Most buyers find that the arm is made of a plastic/rubber that is slicker than sticky. Further, they say that the arm fits and functions fine, but does not mount sram xo1 cranks snuggly. Moreover, a few say that the arm is great for a mountain bike crankset. To sum up, most buyers agree that the arm suits best, and no one questions it.

• This protects as well as anything else.
• This is easy to install, but is a bit pricey.
• Protect your cranks from any damage with race face crank boots.
• This fits right, protects well, it is designed for scratch resistance and has a perfect design.

Best For Worth The Money: Sram Mtb Crank Arm

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The sram MTB crank arm might be a relatively new release, but it's still nothing short of impressive this year, thanks to multiple price cuts and added new features over the past few months. The sram MTB crank arm is worth the money and it fits well. Make sure this fits by entering your model number. Further, the arm works with sram's xx1, x01, xx, and xo carbon cranks.

The arm is best for high quality and it is best for good fit. Most importantly, the sram MTB crank arm is sturdy and it is soft.

Most buyers quickly discovered that the arm protects carbon cranks from pedal strikes and scratches. Further, a few strongly agree that the arm could be bought cheaper elsewhere if not for shipping cost. In short, buyers found this to be one of the best arms for daily purposes.

• This is made of the right material to last and protect the crank arms.
• These fit xo carbon dub additionally will fit almost any crankset.
• This works perfectly and it has good build quality.
• This will not work as there is not enough clearance for the spindle.

Best With Most Mountain Bikes: Bnvb Mtb Crank Arm

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If you often find yourself scrambling for an appropriate and satisfactory arm, bnvb MTB crank arm should be your first option for buying. The bnvb MTB crank arm provides for easy installation, is tough, It is used for bottom bracket diameter and has a great design. Make sure this fits by entering your model number. Also, the arm is cool, feels solid, it is very smooth and has a new design.

Most importantly, the bnvb MTB crank arm is very nice, fits perfectly and it is blue.

Most buyers agree that the arm fits perfectly with no shims, as it's supposed to. In addition, they say that the arm is like night and day. Moreover, they also found that the arm is easily worth $100 or more. In conclusion, for almost all customers, it was what they were looking for.

• It is super lightweight, it is made with great quality and has a lightweight design.
• 【Ultra-light material】：made of high strength aluminum alloy, non-slip &durable,weight is approx 675g/1.48ib.
• Integrated 4 arm crank teeth plate crank.
• It is very light, it is built for easy installing and has a professional design.

Best With Fast Shipping: Fmfxtr Mtb Crank Arm

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Compared with other arms in this category, the Fmfxtr Mtb Crank Arm has a convenient design. The fmfxtr mtb crank arm is compatible with single, double, and triple speed chainring, not only high compatibility, and ultralight, with a high strength axle. 104/64mm.crank fitted single/double/triple chainring, crank arm length 170mm, crank related holes 74m, fitted 8-12s chain single/double/triple speed chainring. Further, it allows for a perfect fit and it comes with fast shipping.

Above all, the fmfxtr mtbcrank arm is very light, provides great value and it is blue.

Almost all customers opine that the arm is the setup mongoose should have on all their fat bikes. Also, they say that the arm is compatible with a 6 speed chain. Overall, many customers have used the fmfxtr mtbcrank arm for more than a few months without any problems, and it shows no sign of giving up.

• 【Chainring】single speed narrow wide 104mmbcd,30t,round,black/red/blue/green/purple/gold,thickness 4mm (1.9mm narrow, 3.7mm wide).
• This is meant to be used with a square taper bottom bracket.
• This fits the northrock 00 that Costco sells.
• 【Package 】1 x square crank； 1 x 30t chainring ；4 x chainring bolts(set).

Best For Mountain Bike: Ganopper Mtb Crank Arm

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Ganopper offers a variety of arms for personal choice and yet maintains quality in all the variants. The ganopper MTB crank arm is a crankset made for square taper bottom brackets. You can modify the crank into a single speed chainset, 2 piece chainring crankset. Moreover, it feels good and it fits well.

The arm works well for good quality, It comes with a good crank and has an excellent design. Most importantly, the Ganopper Mtb Crank Arm is easy to modify into a bigger teeth singlespeed bike crankset.

Almost all buyers opine that the arms are installed on the left side. In addition, a few say that the arm fits perfectly, is very well made, looks great and is inexpensive. Moreover, a few say that the right arm has threads for a granny gear 64 bcd. Overall, many customers have used the ganopper MTB crank arm for more than a few months without any complaints, and it shows no sign of giving up.

• These is the crank bolts size.
• It works well and has a great design.
• [Package includes]: 1 x square crank;1 x 104bcd chainring;4 x chainring bolts(set).
• This comes with a bottom bracket.

Best For The Price: Bucklos Mtb Crank Arm

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Bucklos has been making great arms for years, thanks to a combination of clever design and appropriate materials. The Bucklos MTB crank arm allows for seamless transition and it is fitment. Bucklos 104 bcd single speed chainring, narrow wide tooth design, which can keep your chain from dropping. Furthermore, it is cool and it looks great.

Most importantly, the Bucklos MTB crankarm does the job, It is made with great quality and has excellent design.

Almost all customers quickly discovered that the arm can adjust the chainring well. In addition, a few say that the arm can be used as a budget upgrade to an older bicycle.

• It performs well, is easy to assemble, it looks good and has a perfect design.
• And, this crank will fit most standard square taper bottom bracket.
• This is great for the price, looks nice, it works well and has a new design.

Best For Non: Enlee Mtb Crank Arm

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The best part: enlee MTB crank arm costs comparatively little and it is available to ship in 24 hours. And, the enlee MTB crank arm is compatible with all major brand cranks in the market. Make sure this fits by entering your model number. In addition, the arm works fantastic and it is made for easy install. Finally, the enlee MTB crank arm is available in 2 different colors: red and black.

One customer says - "The second piece in this set works great and grips wherever you move them on the crank arm. ". Most buyers agree that the arm is perfect on shimano xt mountain bike cranks.

• This allows for a perfect fit and it is soft.
• Can protect your cranksets from scratches and dents from pedal strikes.
• It looks good, has wear resistance and it is tough.
• This is made of high wear and tear resistance silicone, durable.

Best For Road Bike: Cysky Mtb Crank Arm

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The Cysky MTB crank arm's superior materials make sure that it ages well with use. Moreover, the Cysky mtb crank arm has a folding bike and it looks great. If you can get it from the manufacturer 's website, that would be the best bet. Moreover, the arm is good for good quality, is good for road bike and it is made for easy install. Finally, the cysky MTB crank arm is available in 4 vibrant colors: 58t black, 58t silver, 53t black etc., so, it's likely one of your favorites is in the mix.

One customer says - "You’ll need a crank puller to remove the existing crank, but it’s an easy 20 minute job. ". Almost all buyers found that the arm was the perfect conversion for jetson bolt pro. Overall, at the price, they believe that they got a steal of a deal with it.

• This is a crankset made for square taper bottom brackets.
• What pedal size does this crankset work with ?.
• Add the single speed crankset to your cart, have a great ride experience.
• 170mm crank arm length without any overlap of the crank arm and chainring bolt.

Best For Mtb: Lingque Mtb Crank Arm

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The lingque MTB crankarm should be able to handle its purpose and duties with ease. You can throw away your front derailleur and upgrade the 3xchainrings to a 1xchainring to reduce the weight of your bike. Also, the arm is compatible with bsa68/73 bb, 1pc mountain bike single speed chainring, 4pcs chainring bolts with an exquisite box. Above all, the lingque MTB crank arm is available in 2 colors: red and black.

• New and hot releases.
• Good investment for the long term.

Best For Model Number: Shimano Mtb Crank Arm

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If you want nothing but an arm that is reliable, this shimano MTB crank arm is certainly a wise investment. Make sure this fits by entering your model number. And, the arm provides good support. When it comes to finding a reliable arm, the shimano MTB crank arm is definitely your first choice.

• E8000 left hand crank arm unit 160mm 160mm y1vx98070 left side only upc.
• New and hot releases.

Best For High Strength: Denpetec Mtb Crank Arm

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We would, of course, be remiss if we didn't mention denpetec MTB crank arm for daily use. The denpetec MTB crank arm has strong axial strength and strong compatibility, which is a good accessory for remodeling a mountain bike. Adopted lightweight and compact appearance, it can make your car more attractive. The mountain bike crank is made of aluminium alloy material, which is high - strength, preservative and wear - resistance. It is durable to wear.

Most importantly, the denpetec MTB crank arm is a suitable size and it is cool.

• Size: crank length: 170mm, bc d 104mm, inside bc d: 64mm.
• Suitable size: suitable for use with a 120mm centre shaft.
• New and hot releases.