The Best 104 Bcd Crank Arms of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best 104 Bcd Crank Arms of 2022. Check our ranking below.

2,748 Reviews Scanned

Rank No. #1

BUCKLOS 【US Stock】 104 BCD Mountain Bike Single Speed Crankset, 170mm MTB Square Taper Crankset with Plating Chainring (Multicolor) 30/32/34/36/38T, Replacement for Bicycle Crank Arm Set

【Chainring】Bucklos 104 BCD Single speed chainring, narrow wide tooth design, which can keep your chain from dropping. Size includes: 30/32/34/36/38T/40T/42T. Shape: Round/Oval.
【Crank】104 BCD ultralight mountain bike crank, solid and durable, only can be used with single speed chainring. And, this crank will fit most standard square taper bottom bracket. Crank weight: 550g. Crank related holes distance: 74mm. Crank Arm Length: 170mm.
【Note】About these product, we have something important to tell you. The crank and chainring are only used for single speed, can not be used with other speed or chainring. If you are in issues before or after purchasing, please contact us in time.
【Parcel includes】1 x Single speed bike crankset. 1 x mountain bike multicolor plating chainring. 4 x chainring bolts.
【Trustworthy Brand & Unbeatable Price 】BUCKLOS is committed to meeting customer requirements by providing best product and professional service and and has provided assistance to more than 1,000,000+ users worldwide.ORDER NOW, You will find our price is Unbeatable.It is a great gift for cycling enthusiasts.

Rank No. #2

DECKAS Bike Crank Arm Set 170mm 104 BCD with Bottom Bracket Kit and Chainring Bolts for MTB BMX Road Bicycle (Black)

Material: Alloy 6061 crank, high intensity steel chainring.
Bottom Bracket Width: 68-73mm. BCD: 104mm. Crank Arm Length: 170mm, Crank Screw Aliber: 15mm.
Hollow one sprocket wheel shaft for mountain bikes, road bikes.
Compatible With: Shimano, FSA, Gaint ATX770 ATX770-D XTC 750.
Package Include: One fordged crank set, bottom bracket, 4 pcs single chainring bolts, crank screw, crankset bolt allen wrench.

SaleRank No. #3

Goyappin Bike Cranksets, ixf Crankset with Bottom Bracket, 170mm 104 BCD Bike Crank Arm Set, for Road Mountain Bike(Black, 1 Pair)

【High Intensity Aluminium Alloy Material】Our ixf bike crankset made of aluminium alloy, light weight, stylish appearance, strong compatibility.
【Precision Work】The multi-stripe fixing method is adopted to ensure the ultimate chain retention, increase the working life, and reduce friction and noise.
【Dimension】BCD: 104mm/4.09in, Crank Arm length: 170mm/6.69in, Outer diameter of shaft: 24mm/0.94in, Bottom Bracket Width: 68-73mm/2.67-2.87in.
【Compatibility】The bottom bracket can be used with a width of 68-73mm, suitable for most mountain bikes and road bikes on the market.
【Package】Package includes one fordged crank set, bottom bracket, 4 pcs single chainring bolts, crank screw, crankset bolt allen wrench.

Rank No. #4

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, Compatible with Shimano, FSA, Gaint (Red)

Made of aluminum alloy, light weight, stylish, flashy styling, high axial strength and compatibility.
Bottom Bracket Width: 68-73mm can be fine
BCD:104mm.Crank Arm length 170mm, Crank related holes distance 74mm.
Package Include: One Fordged Crank Set, Bottom Bracket, 4 pcs Single Chainring Bolts, Crank screw, crankset bolt Allen Wrench.
Compatible with: Shimano, FSA, Gaint ATX770 ATX770-D XTC 750.

Rank No. #5

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

Rank No. #6

Litetop Bike Crank Arm Set Mountain Bike Crank Arm Set 175mm 104 BCD with Bottom Bracket Kit and Chainring Bolts for MTB BMX Road Bicyle, Compatible with Shimano, FSA (1 Pair)

Made of aluminum alloy, light weight, stylish, flashy styling, high axial strength and compatibility.
Bottom Bracket Width: 68-73mm can be fine.
BCD: 104mm. Crank Arm length: 175mm, Crank related holes distance: 74mm.
Compatible With: Shimano, FSA, Gaint ATX770 ATX770-D XTC 750.
Package Include: One Fordged Crank Set, Bottom Bracket, 4 pcs Single Chainring Bolts, Crank screw, Crankset bolt Allen Wrench.

Rank No. #7

GANOPPER 38T Square Taper Crankset 1X Mountain Bike 170mm 104 BCD Square MTB Crank Arm Set

[Material]: Alloy 6061 moutain bike Square crank , Light weight, Stylish, High compatibility,Durable,7075 Narrow Wide Chainring 38T
[Crank Arm ]: 170mm MTB Crank for Montain Bike,Removable 104 BCD Chain ring Design,Easy to modify bigger teeth Single speed MTB Crankset.
[Chain ring]Size: 38 T,Shape:Round. Single Speed Chainring Weight: Approx 71.5g(0.15 lbs) ,Fit for 9 Speed,10 Speed,11 Speed Mountain Bike crank set. 4mm Narrow Wide tooth design ensures ultimate chain retention,increases wear life,and reduces friction and noise.
[Feature]: Square Taper Crankset,Pedal size : 9/16" , BB not included, Fit For Mountain Bike, Road Bike Crank Set etc.,
[Package Includes]: 1 x 170mm square Taper crank;1 x 104BCD 38 Teeth Chainring;4 x Chainring bolts(set)

Rank No. #8

X AUTOHAUX 170mm Mountain Bike Square Taper Crankset MTB Crankset with 104 BCD Narrow Wide Tooth Chainring 36T Replacement for Bicycle Crank Arm Set Black

[Function] The crank is rotated by pedaling, which drives the rotation of the crankset, and finally drives the rear wheel to rotate through the chain and flywheel, providing power to complete the entire transmission chain of the bicycle.
[Crank] 104 BCD mountain bike crank, only can be used on the single-speed chainring. Crank Arm Length: 170mm, Crank Weight: 545g, Crank Related Holes Distance: 74mm, 104mm.
[Chainring] Snail single speed narrow wide teeth chainring, 104BCD, 32/34/36/38T, Round/Oval, Chainring Thickness 4mm (Narrow Teeth: 1.9mm, Wide Teeth: 3.7mm)
[Note]These crank and chainring are only suitable for single speed. Can not be used on other speed. Please check the size before order.
[Package Included] 1 Pcs MTB Crankset, 1 Pcs Mountain Bike Single Speed Chainring, 4 Pcs Bolts, 4 Pcs Nuts

SaleRank No. #9

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

BCD: 104mm/4.09in, Crank Arm length: 170mm/6.69in, Crank related holes distance: 74mm/2.91in, Bottom Bracket Width: 68-73mm/2.67-2.87in, Crank Screw Aliber: 15mm/5.9in.
Made of aluminum alloy, light weight, stylish, flashy styling, high axial strength and compatibility.
Supporting IXF dental plate compatibility better, smoother, easy Installation.
Compatible With: Shimano, FSA, Gaint ATX770 ATX770-D XTC 750.
Package Include: One fordged crank set, bottom bracket, 4 pcs single chainring bolts, crank screw, crankset bolt allen wrench.

Rank No. #10

BNVB Bike Crank Arm Set， 170mm 104 BCD Mountain Bike Crank Set with Bottom Bracket Crank and Chainring Bolts for MTB BMX Road Bicyle, Compatible with Shimano, FSA, Gaint (Black/Red/Silver) (Gold)

【Ultra-light Material】：Made of high strength Aluminum Alloy, Non-slip &Durable,Weight is approx 675g/1.48Ib.
【Professional Design】Ergonomic structure,Super lightweight and incredibly strong.Best choice for riders who want more control on their bicycles.
【Size】BCD: 104mm/4.09in. Crank Arm length: 170mm/6.69in, Crank related holes distance: 74mm/2.91in.Bottom Bracket Width: 68-73mm/2.67-2.87in.
【Easy Installation and compatibility.】 Compatible with most mountain bikes and dirt bicycles.Including not confined to Shimano, FSA, Gaint ATX770 ATX770-D XTC 750.
【Package Include】 One Fordged Crank Set, Bottom Bracket, 4 pcs Single Chainring Bolts, Crank screw, Crankset bolt Allen Wrench.

Last update on 2023-08-22 / Affiliate links / Images from Amazon Product Advertising API

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Specifications: How powerful they are can be measured.
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Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 104 Bcd Crank Arms.
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FAQ:

Q: What does 104/64 BCD mean on a chainring?

A: On triple cranks, and on most mountain 2×10 (and 2×11) set-ups, there are 2 Bolt Circle Diameters — one for the large ring (or rings), and one for the small chainring. In this case, they are usually designated as something like 104/64 BCD. That means 104 mm bolt circle diameter for the larger ring,…

Q: How many BCDs do I need for a 2×10 bike?

A: Most road and cyclocross doubles have just one BCD where both the large and small ring mount. However, that is not always the case. On triple cranks, and on most mountain 2×10 (and 2×11) set-ups, there are 2 Bolt Circle Diameters — one for the large ring (or rings), and one for the small chainring.

Q: What is the diameter of a BCD bolt?

A: In this case, they are usually designated as something like 104/64 BCD. That means 104 mm bolt circle diameter for the larger ring, and a 64 mm diameter for the smaller ring.

Q: What does BCD mean on a motorcycle?

A: What is BCD? BCD is an acronym for Bolt Circle Diameter. It’s the measurement (diameter) of an imaginary circle passing through the centers of all the bolts in a round pattern – like chainring bolts that hold the rings to the crank.