STONE 107BCD Round Chainring for SRAM Force AXS and for Quarq Power Meters, Non-AXS 9-12s or AXS Flattop 12/13-speed

STONE 107BCD Round Chainring for SRAM Force AXS and for Quarq Power Meters, Non-AXS 9-12s or AXS Flattop 12/13-speed

Technical Specifications

Compatibility and Selection

Separate tooth-profile options are offered: Non-AXS 9–12-speed and for SRAM AXS Flattop 12/13-speed. These are different selectable options; choose the profile for your chain.

The listing also offers chain compatibility for SRAM T-Type; check the selected tooth profile.

The STONE 107BCD round Narrow-Wide chainring is designed for SRAM Force cranksets.

It is made from high-strength 7075-T651 aluminum alloy with precision CNC machining, offering excellent stiffness, durability, and reliable chain retention for 1x drivetrain setups.

Please note: this chainring is designed for SRAM Force 107BCD 4-Arms cranksets. It is not compatible with other 107BCD cranksets.

Key Specifications

• Brand: STONE
• Product: 107BCD Round Narrow-Wide Chainring
• BCD: 107BCD
• Shape: Round
• Tooth Profile: Narrow-Wide teeth
• Use: 1x single chainring drivetrain only
• Material: High-strength Aluminum 7075-T651
• Color: Black
• Thickness: 4mm
• Surface Treatment: Anodized finish, high-speed CNC machined
• CNC Precision: 0.03mm
• Material Hardness: HB150

Compatibility

Compatible With

• for Quarq BCD107 power meter Spider
• for SRAM Force AXS BCD107 Crankset
• for Crank with stone 107 Spider

Not Compatible With

• Other 107BCD cranksets
• 2x drivetrain setups
• Front derailleurs
• Front shifting systems

This chainring is designed for 1x drivetrains only and cannot be used as a 2x chainring.

Chain Compatibility

This chainring is available with two different tooth profile options.

Please choose the correct version according to your chain type.

Option 1: Non-AXS 9-12-speed Chain Version

Choose Non-AXS 9-12-speed if you use standard 9-12-speed chains, including:

• for SRAM 9 / 10 / 11-speed chains
• for Shimano 9 / 10 / 11 / 12-speed chains
• Other standard 9-12-speed chains

Option 2: AXS Flattop 12/13-speed Chain Version

Choose AXS Flattop 12/13-speed if you use:

• for SRAM AXS Flattop 12/13-speed chain

Important Notice

The Non-AXS 9-12-speed version and the AXS Flattop 12/13-speed version use different tooth profiles.

They are not interchangeable.

Please select the correct chainring version according to your chain before placing your order.

Teeth Options and Offset

Available sizes:

34T / 36T / 38T / 40T / 42T / 44T / 46T / 48T / 50T / 52T / 54T / 56T / 58T / 60T

Offset Design

• 34T-38T: 0mm inner offset
• 40T-60T: 2mm inner offset

The 2mm inner offset design helps provide a better chainline for improved drivetrain performance.

Size, Maximum Diameter and Weight (Hollow Style)

Weight may vary slightly due to production batches and measurement methods.

Package Includes

• 1 x Chainring
• 4 x Chainring bolts

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

Buy here, if you want

Stone Bike Chainring Decorative Bolts Caps Cover for Force 107BCD 12-speed crankset

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.

Key Features

1. High-Strength 7075-T651 Aluminum

Made from premium 7075-T651 aluminum alloy, this chainring provides excellent stiffness, strength, and durability for reliable performance on the road.

2. Precision CNC Machining

Manufactured with high-speed CNC machining and 0.03mm processing accuracy, ensuring precise fitment, smooth chain engagement, and stable riding performance.

3. Narrow-Wide Tooth Design

The Narrow-Wide tooth profile helps improve chain retention and reduces the risk of chain drops, making it ideal for 1x drivetrain setups.

4. Optimized Offset Design

Different offset designs are used for different tooth sizes:

• 34T-38T: 0mm inner offset
• 40T-60T: 2mm inner offset

This helps improve chainline and drivetrain efficiency.

Available Options

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