STONE 110BCD Oval Narrow-Wide Chainring 36-60T for Shimano 105 R7100 Ultegra R8100 Dura-Ace R9200, 1x Setup

STONE 110BCD Oval Narrow-Wide Chainring 36-60T for Shimano 105 R7100 Ultegra R8100 Dura-Ace R9200, 1x Setup

Technical Specifications

Available Styles:

Hollow Black

Hollow Silver

Aero Black

Aero Silver

Available Teeth Options:

36T / 38T / 40T / 42T / 44T / 46T / 48T / 50T / 52T / 54T / 56T / 58T / 60T

Compatibility

This oval chainring is designed for Shimano 110BCD 4-Arms road cranksets and is suitable for 1x single chainring setups only.

Perfect Fit For:

For Shimano 105 R7100

For Shimano Ultegra R8100

For Shimano Dura-Ace R9200

Also Compatible With:

For Shimano Dura-Ace R9100

For Shimano Ultegra R8000

For Shimano 105 R7000

For Shimano 9000 Series

For Shimano Tiagra 4700

For Shimano FC-5800

For Shimano FC-6800

Compatible with 110BCD 4-Arms power meters

BCD: 110BCD

System: 1x drivetrain only

Front Derailleur: Not supported

2x Drivetrain: Not supported

Important Compatibility Notice

This is an oval Narrow-Wide tooth chainring designed for 1x drivetrain only.

It cannot be used as an inner or outer chainring for 2x drivetrains and does not support front derailleur shifting.

Chain Compatibility:

for Shimano road chain: 9 / 10 / 11 / 12-speed

for Shimano MTB chain: 9 / 10 / 11 / 12-speed

for SRAM road chain: 9 / 10 / 11-speed

Not compatible with SRAM AXS Flattop 12/13-speed chain

Important Note for Shimano 12-Speed Users:

For Shimano 12-speed chains, please replace the original for Shimano 12-speed quick link with another brand 12-speed quick link, such as KMC, YBN, SUMC, or similar brands.

The original for Shimano 12-speed quick link may be too narrow for this chainring.

Decorative Caps – Make Your Crankset for Look Cleaner and More Stylish

Buy here, if you want

Stone Bike Chainring Decoration Caps Cover Bolts for Shimano Crankset R7100 R8100 R9200 R7000 R8000 R9100 5800 6800 9000

Note:

Decorative covers are not included and need to be purchased separately.

Decorative covers are designed for STONE chainrings only and may not fit chainrings from other brands.

Material & Manufacturing

Made from high-strength Aluminum 7075-T651, this oval chainring offers excellent stiffness, durability, and lightweight performance for road cycling.

Specifications:

Material: Aluminum 7075-T651

Hardness: HB150

Surface Treatment: Anodized

Processing: Full CNC machining

CNC Precision: 0.03mm

Thickness: 4mm

Color Options: Black / Silver

BCD: 110BCD

Shape: Oval

Teeth Options: 36T–60T

Weight: Approx. 24g and above, depending on tooth size and style

Key Features

Oval Chainring Design

The oval shape helps optimize pedaling efficiency by reducing the dead spot during the pedal stroke and improving power transfer.

Wide Teeth Range: 36T–60T

Available from 36T to 60T in even-number teeth, suitable for different riding styles, cadence preferences, and gear setups.

High-Strength 7075 Aluminum

Built with premium 7075-T651 aluminum for excellent strength, stiffness, and long-lasting performance.

Full CNC Machining

Precision CNC processing with 0.03mm accuracy ensures a clean fit and smooth chain engagement.

Narrow-Wide Tooth Design

Improves chain retention and helps reduce chain drop for 1x road bike drivetrains.

Four Style Options

Available in hollow or aero design, with black or silver color options.

Package Includes

1 × STONE Oval Chainring

4 × Standard Aluminum Chainring Bolts

Production Time

Most STONE chainrings are produced by order.

Please allow 3–5 days preparation time before shipment. Thank you for your understanding.

Available Options

Each row below is one available option combination. Choose the complete combination that matches your setup.