Top 9 170mm Bike Crank Arm – Bike Bottom Brackets

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1. Epessa

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Epessa Crank Arm Left Diamond Hole 170mm Diamand Interface

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Epessa #ad - Note 1: please check the interface of your right crank arm is square or diamond. Hole spacing length:170mmplease make sure it is the same as your original; total length:210mm;.

Material: high quality Aluminum alloy. Available in 2 spindle Interface Mode:Diamond Interface and Square Interface. Note 2: if you have replaced the crank once, then you need to replace the bottom bracket when you update the crank again, because the life of the general bottom bracket is only 2 times. Keep both left and right arms have the same hole;Some GYM bikes may not be available, please confirm the length and connection port;.
BrandEpessa #ad
ManufacturerEpessa #ad
Part NumberPC-BK-002

2. Greenergia

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Ebike Crank Arms Left &Right 170mm Cranks for All Kinds of Bicycle Essential Parts Mid Motor Accessary Bike Crank Leg

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Greenergia #ad - Length: 170mm, fit jis/isis/bni interface and Pinch Bolt Crankarm, please pay attention to it. Applicable: fit with bafang mid drive motor m500/m600/m800; fit with shimano E6000/E5000/E6100/E7000/E8000, fit 99% bikes in the market. The left side pedal is reverse threaded so you tighten it backwards counterclockwise. Drive side is normal, clockwise to install it. The right is the drive side and the Left is the non-drive side. Materil-aluminum Alloy, durable and strong.
BrandGreenergia #ad
ManufacturerGreenergia #ad
Part NumberCranks AC-08

3. WINOMO

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WINOMO Bike Crank Arm Left 8.3 inch Allow Low Profile Left Crank Arm Left Horizontal Square Black

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WINOMO #ad - Suitable for road bike, fixed gear bicycle, folding bike, mountain bike, etc. The center distance between two holes is 170mm, spindle interface type, horizontal square taper. Please check if the orientation of your right crank arm is square or diamond keep both left and right arms having the same hole. Product size:21 x 2 x 1cm/8. 3 x 08 x 04inchLxWxH. Constructed with premium aluminum alloy, the crank arm is durable and strong.
BrandWINOMO #ad
ManufacturerWINOMO #ad
Height0.39 Inches
Length8.27 Inches
Weight0.47 Pounds
Width0.79 Inches
Part Number43214-243

4. BAFANG

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Bafang Crank Arm 170mm Electric Bicycle Crank Mid Motor Cranks Essential Parts Mid Motor Accessary BBS01 BBS02 BBSHD Electric Bikes Part & Accessories E Bike Crank Leg

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BAFANG #ad - The right is the drive side and the Left is the non-drive side. The left side pedal is reverse threaded so you tighten it backwards counterclockwise. Drive side is normal, clockwise to install it. Applicable: bafang mid drive motor BBS01, BBS02, BBSHD;. Length:170mm, spindle interface type, horizontal square taper. Aluminum alloy construction :durable and strong.
BrandBAFANG #ad
ManufacturerBafang #ad
Height3 Centimeters
Length21 Centimeters
Weight0.99 Pounds
Width3.2 Centimeters
Part NumberCranks

5. Alomejor

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Bike Crank Arm 170mm Aluminium Alloy Bicycle Left Hand Crank Arm Chain Set for MTB Road Mountain Bicycle170-Black-Rhombic Hole

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Alomejor #ad - Easy to stall: this product has standard precision cutting of hole, which ensures perfect fit to bike, easy to install. Convenient to use: this product has 170mm crank arm length without any overlap of crank arm and chain ring bolt.

If you are a bike cycling lover, you deserve it. Great replacement: this product is a nice replacement for bike repair, and compatible with many bike models. High quality material: this bike crank arm is made of premium aluminium alloy, high strength and deformation resistance, which is lightweight, durable for long time use. High quality material: this bike crank arm is made of premium aluminium alloy, high strength and deformation resistance, which is lightweight, durable for long time use. Exquisite workmanship: this product has fine polish and great paint, which is colorfast and stylish, as well as performs well in practical use.
BrandAlomejor #ad
ManufacturerAlomejor #ad
Height0 Inches
Length0 Inches
Weight0.44 Pounds
Width0 Inches
Part NumberAlomejorvfmkns6a54-02

6. Tbest

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Tbest Element Left Crank Arm 170mm,Bike Crank Arm 170mm Aluminium Alloy Left Crank Set Chain Set for MTB Road ycle, Square Rhom HoleRhom Hole-Black

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Tbest #ad - Suitable forthe crank arm is a nice replacement for bike repair, compatible with many bike models. Conform to strict quality control standards, dependable to use. After-sales guaranteeif you have any questions about the product, or you encounter problems with your use, you can contact us directly.

We will provide you with a solution in good time. No need worry about after-sale services. Easy installationthe crank arm standard precision cutting of hole, easy to install. Exquisite workmanship, which ensures perfect fit to bike, stylish and generous appearance. You can buy it with confidence. 170mm crank arm length without any overlap of crank arm and chain ring bolt, which can provide you with a superior using effect.

Exquisite workmanshipcrank arm adopts excellent manufacturing process with fine polish and great paint, which is colorfast and stylish. High quality materialthe crank arm is made of premium aluminium alloy, lightweight, high strength and deformation resistance, durable for long time use. Good quality not only can provide a safer guarantee for your life, but also good materials can increase product life.
BrandTbest #ad
ManufacturerTbest #ad
Height0 Inches
Length0 Inches
Weight0.44 Pounds
Width0 Inches
Part NumberTbesttuhndca0mv-02
ModelTbesttuhndca0mv-02

7. CYSKY

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Gaint Black, FSA, Compatible with Shimano, CYSKY Bike Crank Arm Set Mountain Bike Crank Arm Set 170mm 104 BCD with Bottom Bracket Kit and Chainring Bolts for MTB BMX Road Bicyle

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CYSKY #ad - Bottom bracket width: 68-73mm can be fine. Compatible with: shimano, fsa, gaint aTX770 ATX770-D XTC 750 Made of aluminum alloy, stylish, flashy styling, light weight, high axial strength and compatibility. Package include: one fordged crank set, Bottom Bracket, Crank screw, 4 pcs Single Chainring Bolts, crankset bolt Allen Wrench. Bcd:104mm. Crank arm length 170mm, Crank related holes distance 74mm.
BrandCYSKY #ad
ManufacturerCYSKY #ad
Part NumberCYSKY

8. JIANKUN

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Compatible with Shimano, Gaint Black, FSA, JIANKUN Bike Crank Arm Set 170mm 104 BCD with Bottom Bracket Kit and Chainring Bolts for MTB BMX Road Bicycle

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JIANKUN #ad - Package include: one fordged crank set, bottom bracket, 4 pcs single chainring bolts, crank screw, crankset bolt allen wrench. Bottom bracket width: 68-73mm. Crank arm length: 170mm, Crank Screw Aliber: 15mm. Material: alloy 6061 crank, high intensity steel chainring. Bcd: 104mm. Compatible with: shimano, fsa, gaint atX770 ATX770-D XTC 750 Hollow one sprocket wheel shaft for mountain bikes, road bikes.
BrandJIANKUN #ad
ManufacturerJIANKUN #ad
Part NumberJIANKUN-03

9. Yosoo Health Gear

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170mm Bike Crank Arm, Bike Aluminum Alloy Left Single Chain Crank Arm Replacement for Road Bike, Folding Bike, Fixed Gear Bicycle White, Bike Crank Arm, Mountain Bike

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Yosoo Health Gear #ad - High quality material: the bike crank arm is made of premium aluminium alloy, lightweight, high strength and deformation resistance, durable for long time use.

Standard precision: standard precision cutting of hole, which ensures perfect fit to bike, easy to install. Widely applicable: the bike left crank arm is a nice replacement for bike repair, compatible with many bike models, mountain bike, folding bike, suitable for road bike, fixed gear bicycle, etc. Quality assurance: fine polish and great paint, colorfast and stylish; bike crank arm help ensure ultimate chain retention, increase service life. 170mm crank arm: 170mm crank arm length without any overlap of crank arm and chain ring bolt.
BrandYosoo Health Gear #ad
ManufacturerYosoo Health Gear #ad
Height0 Inches
Length0 Inches
Weight0.44 Pounds
Width0 Inches
Part NumberIroncticsdykgmvneg-02