Contact Modern Bike via email, telephone, or showroom visit.
learn more
You may check the order status of a recent purchase to learn if it has been delayed, when it may ship, or if it has already been shipped.
check order status
Your Shopping Cart contains 0 products. View your cart to change product quantities, apply deal codes, or checkout.
Showing 499 products:
Shimano Tiagra 4550 50t 110mm 9-Speed Chainring, Silver
5 of 5
( 1 )
5 of 5 stars
( 1 review )
BuyPART NUM 275753
Shimano Tiagra 4500/4503 9-Speed Chainrings Item Specifications Color: Silver Material: Aluminum Chainring BCD: 110 Ring Position/TYPE: Outer … read more
5 of 5
( 1 )
5 of 5 stars
( 1 review )
popular
Ships Freeyour price $25.99 + ships free
BuyPART NUM 275753 
Shimano Ultegra 6700 39t 130mm 10spd chainring
5 of 5
( 2 )
5 of 5 stars average
( 2 reviews )
BuyPART NUM 684451
Shimano Ultegra 6700 Chainrings Item Specifications Color: Silver Material: Aluminum Teeth: 39teeth Chainring BCD: 130mm Ring Position: Inner … read more
5 of 5
( 2 )
5 of 5 stars average
( 2 reviews )
your price $18.99
BuyPART NUM 684451 
Shimano Alfine S501 39t 130mm Outer Chainring Guard Silver
5 of 5
( 1 )
5 of 5 stars
( 1 review )
BuyPART NUM 572138
Shimano Alfine Chainring Guard … read more
5 of 5
( 1 )
5 of 5 stars
( 1 review )
your price $33.40 + ships free
BuyPART NUM 572138 
Origin8 Single Speed Chainring, 39T, 110mm/130mm, 3/32, Silver BuyPART NUM 649377
CNC machined AL6061-T6 alloy construction Great for all single speed applications Anodized finish Made in the USA Mount … read more
10% offretail $25.99 your price $23.39
BuyPART NUM 649377 
Origin8 Single Speed Chainring, 39T, 110mm/130mm, 3/32, Black BuyPART NUM 475428
CNC machined AL6061-T6 alloy construction Great for all single speed applications Anodized finish Made in the USA Mount … read more
10% offretail $25.99 your price $23.39
BuyPART NUM 475428 
Shimano HB-4500 Front Hub Lock Nut Unit BuyPART NUM 261913
Shimano Hub Lock Nut Unit … read more
your price $7.20
BuyPART NUM 261913 
Shimano Tiagra 4700 Chainring - 34t, 110 BCD, 4-Bolt, 10-Speed, Black BuyPART NUM 179760
These chainrings are designed for the Shimano Tiagra FC-4700 crankset. Use this chainring for a 50-34T or 48-34T combination Item Specifications … read more
your price $17.00
BuyPART NUM 179760 
Shimano Tiagra FC-4703 10-Speed Chainring - 50t, Asymmetric 110 BCD, Black BuyPART NUM 540118
Shimano chainrings for Tiagra FC-4703 3x crankset features a refined gear shape optimized for HG-X chains Chainring BCD: 110 Shimano Asymmetric Color: … read more
your price $59.99 + ships free
BuyPART NUM 540118 
Shimano Tiagra FC-4703 10-Speed Chainring - 30t, Asymmetric 74 BCD, Black BuyPART NUM 442833
Shimano chainrings for Tiagra FC-4703 3x crankset features a refined gear shape optimized for HG-X chains Crafted with high strength aluminum … read more
your price $9.99
BuyPART NUM 442833 
Shimano 105 5800-L 53t 110mm 11-Speed Chainring For 53/39t Black BuyPART NUM 532555
Shimano 105 5800 11-Speed Chainrings Item Specifications Color: Black Material: Aluminum Teeth: 53 Chainring BCD: 110 Asym Chain Compatibility: … read more
your price $67.99 + ships free
BuyPART NUM 532555 
Shimano Dura-Ace R9100 39t 110mm 11-Speed Chainring for 39/53t BuyPART NUM 828079
Item Specifications Color: Black Material: Aluminum Chainring BCD: 110 Shimano Asymmetric Ring Position/TYPE: Inner Drivetrain Speeds: 11 Tooth … read more
your price $34.70 + ships free
BuyPART NUM 828079 
Origin8 130mm 5-Bolt Alloy Non-Ramped Chainrings, 39T, 8/9/10sp, Black/Silver BuyPART NUM 143638
6061-T6 alloy replacement rings 8, 9 and 10-speed compatible Black anodized with silver CNC machined teeth Made in U.S.A. … read more
9% offretail $39.99 your price $36.49 + ships free
BuyPART NUM 143638 
Origin8 130mm 5-Bolt Alloy Blade Chainrings, 39T, 8/9sp, Silver BuyPART NUM 360874
6061-T6 alloy construction 8 and 9-speed compatible Silver anodized finish CNC Made in the U.S.A. Mount Compatibility: … read more
13% offretail $36.19 your price $31.49 + ships free
BuyPART NUM 360874 
FSA Pro Road 10s 39t Middle 130mm Black chainring
4.9 of 5
( 11 )
4.9 of 5 stars average
( 11 reviews )
BuyPART NUM 307870
FSA Pro Road Triple 74mm Chainrings. Mfg# WB090-39T Compatible with Shimano, SRAM and Campagnolo Ultra Narrow 10-Speed Item Specifications Color: … read more
4.9 of 5
( 11 )
4.9 of 5 stars average
( 11 reviews )
your price $43.00 + ships free
BuyPART NUM 307870 
"Shimano practices good local citizenship, pursues continued access to those areas that are enjoyed by outdoor enthusiasts, and is committed to minimizing our impact on the environment."
"We move forward with a desire to deliver the best possible components to our customers and a determined spirit of competition."
"Incremental enhancements. Perpetual improvements. Revolutionary Innovation. When advancements are continuously made to every attribute of every component, the result is overall performance that is simply second to none. And to real cycling enthusiasts, there is nothing more gratifying then achieving the ultimate ride. And the best part is we just keep making it better. This is what SRAM is all about."
Dimension makes quality components to repair or custom-fit the vast majority of bikes being ridden today, and provide the accessories that make them fun to ride.
"In 1977, SE Racing was born with the goal of producing innovative BMX bikes for riders everywhere. Soon after, SE produced the first race ready high-end aluminum race bike, the JU-6, featuring stiff Floval tubing. This groundbreaking bike was further modified and became the legendary PK Ripper."
"Campagnolo puts all of its professionalism and expertise into the manufacture of its components in Via della Chimica plant in Vicenza. All production takes place exclusively within Campagnolo's own plants, so that product development can be a fully integrated part of the process. Every step in the process, from design and engineering to testing and industrialisation, takes place within Campagnolo facilities. Campagnolo even develops its own tools, machinery and technology so that it can produce only the very best components and wheels for racing bicycles."
Surly is a leading manufacturer of bicycle frames, and was one of the first Fat Bike manufacturers.
"Feedback Sports' name comes from an engineering concept - the closed feedback loop. Create, use, learn, revise, and always be improving. With a commitment to managing the critique of our own mistakes, we learn, we grow, we advance in order to deliver finished product that our customers appreciate. It's a challenge to evaluate every performance with a "what can we do better" attitude. But as a part of the Feedback Sports team, we embrace the trust of shared experience - we all fail, we all learn, we all grow - it's part of the job and we embrace it together."
"Ritchey bicycle components have been raced to victory in some of the biggest cycling competitions in the world including the UCI World Championships, the Tour de France and the Olympics and it all began in a simple garage in Menlo Park, California with Tom Ritchey.'
"Every year bikes change, styles and trends evolve, old bikes are in need of repairs and new bikes are waiting for that personal touch. We provide the means to keep your bike on the road and fun to ride!"
These models are available for online purchasing and can be shipped directly to you.
Bolt Circle Diameter (BCD) is the diameter of an imaginary circle running through the center of the chainring mounting holes. It is always defined in millimeters.
Chainring Teeth
These rings can be used in the middle position.
These products are one of our best sellers.
These rings can be used in the outer position.
These rings can be used in the inner position.
These rings can be used in single ring applications.
These single chain rings have special properties which help retain the chain on the ring.
Our Lowest Price - This product is ineligible for additional discounts or rebates.
Buy this product and your entire order ships for free.
Some orders are inelligible for delivery discounts. See offer details for disqualifying products and destinations.