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Round Oval 104BCD 32T 34T 36T 38T 40T 42T 44T 46T 48T 50T 52T Narrow Wide Single Chainring 1X System AL7075 CNC Ultralight Bicycle Bike Chainwheel Chain Ring 8/9/10/11-Speed

Free shipping on orders over $29.99

$8.99

$ 4 .99 $4.99

In Stock

About this item

  • * 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.
  • * PACKAGE INCLUDE: 1 pcs 104BCD narrow wide chainring.


Features:
100% Brand new and high quality!
Narrow wide tooth profiling prevents chain drop
Exquisite workmanship with high technology that the chain can effect better.
It is protable and durable.
Easy to use and to operate.
Positive tooth corresponding chian tooth width; tooth corresponding negative chain is narow.
Specifications:
* Quantity: 1
* Brand: BestParts
* Color: Black/Red
* Shape: Round/Oval
* Teeth: 32T/34T/36T/38T/40T/42T/44T/46T/48T/50T/52T
* Material: A7075 Aluminium Alloy
* Bolt Center Diameter: 104mm
* Thickness:4mm, 2mm(narrow),3.8mm(wide)* Weight: 32T 41g; 34T 51g; 36T 63g; 38T 3g; 40T 78g; 42T 89g; 44T 99g; 46T 116g; 48T 124g; 50T 136g; 52T 151g.
* Narrow-wide tooth profiling prevents chain drop without a chainguide
* Compatible with 7/8/9/10/11 speed chains
* Narrow Wide tooth profiling ensures ultimate chain retention with 1x chains.
You'll Receive
1pcs 104BCD Chain Ring.


BGarrett
Reviewed in the United States on February 1, 2025
Nice Chainring well made and takes the torque.
JaySeaAre
Reviewed in the United States on September 10, 2023
Not a lot of mystery here, a simple light weight chain ring. Does what I want it to on my bike. Easy fit.Makes the peddling feel similar to a more expensive brand I have on a different bike.
alksdfjapoisfuo
Reviewed in the United States on March 23, 2023
I flipped mine around so most of the silly grafitti is mostly hidden by the bike frame. They seem to be one of the few manufactures that make large tooth oval chain rings, and certainly cheaper than most others. It definitely feels different than a round chain ring and will likely be a hit or miss on whether you like it. It doesn't have counter sunk holes if that matters. My stock chainring bolts were fitted to be counter sunk, but luckily the replacement ones I bought to color match my bike weren't, so I'll guess at least some people will have to drill their own counter sink holes. No instructions on which way it should be oriented for people who actually use those.
M
Reviewed in the United States on July 19, 2022
Great looking sprocket, worth the money!
Joseph B.
Reviewed in the United States on January 10, 2022
Appearance, dimensions fits exactly.. The only part I've seen needs improvement is on the mounting holes, it must have a countersink or counterbore for the mounting screw to sit in exactly. If the nuts are not tightened enough, the chain ring will move..
oragon
Reviewed in the United States on January 5, 2021
For the price, it is a great deal. I have absolute black, wolf tooth, raceface wide narrow rings. I dont see a difference in terms of initial quality. Alloy seems good enough to last for now, no drops yet in 50 miles or so.
Joel
Reviewed in the United States on January 14, 2021
i bought this ROUND aluminum DECKAS 38T chainring to replace my stock STEEL shimano 36T chainring that came on my shimano steps e motor. great variaty of sizes and color of chainrings. for the Money you cant loose. the red chainring is trick looking against an all black bicycle.
Madroxprime
Reviewed in the United States on April 8, 2021
I live in a fairly flat place, and the stock 38 by 11 just felt really slow to me, so I replaced my 38t chain ring with one of these 44t rings. Seems to work just fine, hasn't dropped the chain or been mangled yet.
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