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The Best 40T 104Bcd Chainring of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best 40T 104Bcd Chainring of 2022. Check our ranking below.

2,065 (random num) Reviews Scanned

SaleRank No. #1
DECKAS Round Chainring 104BCD 40T 42T 44T 46T 48T 50T 52T Narrow Wide Chainring for 7 8 9 10 11 12 Speed Chains (Round Black, 40T)
  • Material: High quality 7075 aluminum alloy,Anodized surface.
  • The new narrow-wide teeth design increases chain retention, wear life, and reduces friction and noise, larger wide tooth design provides maximum ring durability and drop performance.
  • Suitable for most of Shimano and Sram cranksets, Please confirm that your crank BCD specification is correct before purchase.
  • Gift: You may find it a gift option to your husband, wife, boyfriend, girlfriend, or gift for your kids' bike for back to school gift, Christmas gift, Valentine's day gift, Mother's day or Father's day gift, thanksGiving gift or New year gifts, for mountain bike, fat bike or e-bike.
  • Package include: 1 x 104BCD narrow wide chainring.
Rank No. #2
104mm BCD Narrow Wide Tooth Round Bicycle Chainring 40T 42T 44T 46T 48T 50T 52T CNC Machined Alloy Fits 8 to 12 Speed Chains (40T Round Chainring)
  • Material: CNC Machined Aluminum Alloy. Light Weight with Great Strength and High Performance.
  • Bolt Center Diameter: 104mm. Plate Thickness: 4mm.
  • Product net weight: 78grams(40T); 89grams(42T); 99grams(44T); 111grams(46T); 124grams(48T); 137grams(50T); 151grams(52T).
  • Narrow Wide Tooth Design Ensures Chain Retention. CNC Machined Aluminum Alloy.
Rank No. #3
YBEKI 30T 32T 34T 36T 38T 40T 42T 44T 46T 48T 50T 52T Chainring 104BCD Round Oval Narrow Wide Single Bike Chainring for 8 9 10 11 Speed Mountain Bike Road Bike MTB BMX (black round, 34T)
  • ☆ 104 BCD CHAINRING - 104BCD Round Oval Narrow Wide Single Bike Chainring for 8 9 10 11 Speed Mountain Bike Road Bike MTB BMX. The Versatility of the 104 BCD, Stop dropped chains, install simply. Please carefully confirm the specification of crank 104 BCD before purchasing
  • ☆ SAFE EFFLCIENT DESIGN - CNC machining integrated, intensity is more secure, appply for long time cycling. Extended edition plus or minus tooth shape, the chain can effect better
  • ☆ LIGHTWEIGHT DESIGN - 104 BCD chainring is made of alloy structure, lightweight but sturdy. with positive and negative (The positive tooth corresponding chian tooth width; tooth corresponding negative chain is narow ), teeth designed to prevent the chain from dropping, and can lose about 1 kg in weight
  • ☆ SMOOTH BEAUTIFUL - The bicycle chainring made of high-quality materials can maintain a smooth surface, bright colors, fade, and corrosion resistance. It is easier to clean than traditional chainring and will make your bicycle more beautiful overall
  • ☆ QUALITY GUARANTEE 1YEAR WARRANTY - If for any reason you are not completely satisfied with the purchase you have made, Or any quality issues within 1 year. do not hesitate to email us, we will do our best to make it right for you as soon as possible. Or you only have to return the product for a full refund.
Rank No. #5
DJC Bike Chainring 104BCD Round 30t 32t 34t 36t 38t 40t 42t 44t 46t 48t 50t 52t Tooth Narrow Wide 7/8/9/10/11/12 Speed Ultralight MTB Mountain Bike 104 BCD Chainwheel,01# Round Black,36T
  • 104BCD for MTB: 104BCD chainring with 4 arms, for MTB 1x speed, Wrong BCD will not work. Fit for Shimano crank M391 M430 M590 M610 M615 M610 M670 M675 M770 M780 M785 M980 M640 M820, and Prowheel, IXF 104BCD cranksets.
  • Speed support:1x 7/8/9/10/11/12 speed system support. Color: Black Red Oilslick(electroplating color) Blue Gold Purple. Thickness: 4mm.
  • Alu 7075& CNC Process: Aluminum 7075 and full CNC process, offer you stiffness and lightweight bike chainring. Weight: 30T-38T, 38-67g(1.3-2.4oz). 40T-44T, 90-130g(3.2-4.6oz). 46T-52T, 150-190g(5.3-6.7oz).
  • Narrow wide tooth: upgraded tooth design help chain anti-drop. Ultralight design and 1x speed chainring helps to save 1kg for your bike compare to double chain ring.
  • 1 Year Warranty: We offer 1 year warranty. The package content is 1pcs chainring.
Rank No. #6
MSRECK Round Oval Chainring 104 BCD 32T 34T 36T 38T 40T 42T 44T 46T 48T 50T 52T Narrow Wide Single Chain Ring for Road Bikes, Mountain Bikes, BMX MTB Bike (Black Round, 48T)
  • Single speed 104mm BCD 32/34/36/38/40/42/44/46/48/50/52T, Round/Oval, Black/Red/Blue, Thickness 4mm (1.9mm Narrow, 3.7mm Wide), very easy to install.
  • The new narrow-wide teeth design increases chain retention, wear life, and reduces friction and noise.
  • Only suit Single speed chainring, doesn't fit double/triple speeds chainrings,7/8/9/10/11/12/speed chains (for Shimano/SRAM/FSA crank).
  • 7075 T6 aluminium alloy CNC engraving and milling, anodic oxidation, full of the laser marking,Super durable and light weight.
  • Package include: 1 x 104BCD narrow wide chainring.
SaleRank No. #7
JGbike Crankset AL-6061-T6 Aluminum Alloy CNC Manufactured, 4 Spider Arms, AL7075 104BCD Chainring, 30T 32T 34T 36T 38T 40T, 68-73mm Bottom Bracket or Square Bottom Bracket
  • Oval chainring and more color options are upcoming, all are available in our storefront. Please regularly mount a new chainring for safety.
Rank No. #8
Enjcyling Narrow Wide Single Chainring 104BCD CNC Alloy 4 Bolts Round Oval Opition 104mm BCD 32/34/36/38/40/42/44/46/48/50/52T 1X System Chain Ring for 7-12S Speed Chains (Black Round, 40T)
  • CHAINRING: This is 104BCD narrow wide single chainring. Bolt center diameter: 104 mm. Plate thickness: 4mm(30T: 8mm). Round chainring & Oval chainring is available option.
  • MATERIAL: CNC machined 7075 aluminum alloy. Light weight with great strength and high performance. CNC high speed engraving and milling hard oxidation treatment, in order to let you enjoy the ride, it is important to choose the quality.
  • SAFE EFFLCIENT DESIGN: Chainring is made of alloy structure, lightweight but sturdy. With positive and negative (The positive tooth corresponding chian tooth width; tooth corresponding negative chain is narow ), teeth designed to prevent the chain from dropping.
  • WARRANTY: If for any reason you are not completely satisfied with the purchase you have made, Or any quality issues within 1 year. do not hesitate to email us, we will do our best to make it right for you as soon as possible. Or you only have to return the product for a full refund.
  • PACKAGE: 1X Chainring, 4pcs Bolts, Magic Scarf(Random Pattern).
Rank No. #9
GANOPPER 36 38 40 42 Tooth Bike Oval Chainring Guard 104BCD Mountain Bike Chain Bashguard Sprocket Protector for MTB BMX Road Bike Chain Bash Guard
  • Material: Full CNC Hollow Design,AL 6061/T6 heating Treatment ,stable and durable .Lightweight aluminum Bike Chainring Protector for All Mountain and aggressive XC
  • Size: 104BCD ,Shape : Crown , Thickness: 4mm,Durable. Diameter:180mm ,Weight:Approx 57.2g(0.12 lb)
  • Fit For 104 BCD 36T, 38T,40T ,42T Chain ring Guard ,bolts included(4pcs 2mm Chainring Bolts spacer included, you can add it if necessary).
  • Use for Single Speed/Double/Triple MTB Crankset Bash Guard ,Considering interference,if your crankset is single speed design ,please add spacer between chainring and bashguard before use;16.8mm super long bolts can be used for 104mm 2X 3X crank set
  • Parcel: bicycle chain bashguard *1 pcs ,M8*16.8mm crank bolts *4sets,Bike Chainring Bolt Spacer *4 pcs(2mm thickness)
Rank No. #10
Cyclon Single Speed Square Taper Crankset, 170mm Mountain Bike Crankset with 104BCD 32T/34T/36T/38T/40T/42T Narrow Wide Tooth Round Black Chainring, Replacement for Bicycle Crank Arm Set MTB Crankset
  • 【High Grade Crankset】The surface of mtb crankset is frosted and anodized, and at the same time, the density of the aluminum alloy in the threaded part of the crank arm is increased, which effectively protects the crank and prolongs the use time.
  • 【Crankset Size】High-quality aluminum alloy square taper crankset, crank arm length is 170mm, suitable for 104BCD single speed chainring and 9/16" pedals.
  • 【BCD104 Chainring】The alternate design of narrow and wide teeth can effectively prevent the chain from falling off. 32T/34T/36T/38T/40T/42T round black chainring are available in a variety of options to meet various needs.
  • 【Compatible】Suitable for most of 8/9/10/11 single speed mountain bike, road bike, not for multi-speed bikes.
  • 【Package Include】:1PC Mountain bike crankset , 1PC single speed chainring, 4PCS Chainring bolts, 1PC Three-pronged wrench and a exquisite box.

Last update on 2024-10-20 / Affiliate links / Images from Amazon Product Advertising API

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  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 40T 104Bcd Chainring.
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