Stone Oval Bike Chainring 107BCD for Sram Force AXS 12S Crankset MTB Road Bike Narrow and Wide Chainwheel 36T To 60T
Stone Oval Bike Chainring 107BCD for Sram Force AXS 12S Crankset MTB Road Bike Narrow and Wide Chainwheel 36T To 60T
Stone Oval Bike Chainring 107BCD for Sram Force AXS 12S Crankset MTB Road Bike Narrow and Wide Chainwheel 36T To 60T
Stone Oval Bike Chainring 107BCD for Sram Force AXS 12S Crankset MTB Road Bike Narrow and Wide Chainwheel 36T To 60T
Stone Oval Bike Chainring 107BCD for Sram Force AXS 12S Crankset MTB Road Bike Narrow and Wide Chainwheel 36T To 60T
Stone Oval Bike Chainring 107BCD for Sram Force AXS 12S Crankset MTB Road Bike Narrow and Wide Chainwheel 36T To 60T
Stone Oval Bike Chainring 107BCD for Sram Force AXS 12S Crankset MTB Road Bike Narrow and Wide Chainwheel 36T To 60T
Stone Oval Bike Chainring 107BCD for Sram Force AXS 12S Crankset MTB Road Bike Narrow and Wide Chainwheel 36T To 60T
Stone Oval Bike Chainring 107BCD for Sram Force AXS 12S Crankset MTB Road Bike Narrow and Wide Chainwheel 36T To 60T
Stone Oval Bike Chainring 107BCD for Sram Force AXS 12S Crankset MTB Road Bike Narrow and Wide Chainwheel 36T To 60T
Stone Oval Bike Chainring 107BCD for Sram Force AXS 12S Crankset MTB Road Bike Narrow and Wide Chainwheel 36T To 60T
Stone Oval Bike Chainring 107BCD for Sram Force AXS 12S Crankset MTB Road Bike Narrow and Wide Chainwheel 36T To 60T
Stone Oval Bike Chainring 107BCD for Sram Force AXS 12S Crankset MTB Road Bike Narrow and Wide Chainwheel 36T To 60T
Stone Oval Bike Chainring 107BCD for Sram Force AXS 12S Crankset MTB Road Bike Narrow and Wide Chainwheel 36T To 60T
Stone Oval Bike Chainring 107BCD for Sram Force AXS 12S Crankset MTB Road Bike Narrow and Wide Chainwheel 36T To 60T
Stone Oval Bike Chainring 107BCD for Sram Force AXS 12S Crankset MTB Road Bike Narrow and Wide Chainwheel 36T To 60T
Stone Oval Bike Chainring 107BCD for Sram Force AXS 12S Crankset MTB Road Bike Narrow and Wide Chainwheel 36T To 60T
Stone Oval Bike Chainring 107BCD for Sram Force AXS 12S Crankset MTB Road Bike Narrow and Wide Chainwheel 36T To 60T
Stone Oval Bike Chainring 107BCD for Sram Force AXS 12S Crankset MTB Road Bike Narrow and Wide Chainwheel 36T To 60T
Stone Oval Bike Chainring 107BCD for Sram Force AXS 12S Crankset MTB Road Bike Narrow and Wide Chainwheel 36T To 60T
Stone Oval Bike Chainring 107BCD for Sram Force AXS 12S Crankset MTB Road Bike Narrow and Wide Chainwheel 36T To 60T
Stone Oval Bike Chainring 107BCD for Sram Force AXS 12S Crankset MTB Road Bike Narrow and Wide Chainwheel 36T To 60T
Stone Oval Bike Chainring 107BCD for Sram Force AXS 12S Crankset MTB Road Bike Narrow and Wide Chainwheel 36T To 60T
Stone Oval Bike Chainring 107BCD for Sram Force AXS 12S Crankset MTB Road Bike Narrow and Wide Chainwheel 36T To 60T

STONE 107BCD Oval Narrow-Wide Chainring for SRAM Force AXS, 36T–60T

Fits SRAM Force AXS 4-arm 107BCD crankset only, not other 107BCD cranks
Oval narrow-wide design for 1x 9–12 speed drivetrains
34–38T: 0 mm offset; 40–60T: 2 mm inner offset

STONE 107BCD Oval Narrow-Wide Chainring for SRAM Force AXS 4-Arm Cranksets (1x, 36T–60T)

Product Specifications

Item Specification
Brand STONE
Product 107BCD Oval Narrow-Wide Chainring
Material High-strength aluminum 7075-T651
Hardness HB150
BCD 107 BCD
Crank compatibility SRAM Force AXS 4-arm crankset only
Tooth design Oval, narrow-wide
Thickness 4 mm
Color Black
Surface treatment Anodized, CNC machined
CNC accuracy 0.03 mm
Bolts included Yes, 4 bolts included

Compatibility

Compatible With

  • SRAM Force AXS BCD107 crankset
  • Quarq BCD107 power meter spider
  • Cranksets fitted with a STONE 107 spider

Not Compatible With

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

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


Chain Compatibility

This chainring is offered in two tooth profile versions. Choose the correct one for your chain type.

Option 1: Non-AXS 9–12 Speed Version

Select this version if you use standard 9–12 speed chains, including:

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

Option 2: AXS Flattop 12 Speed Version

Select this version if you use:

  • SRAM 12-speed AXS Flattop chain

Important Notice

The Non-AXS 9–12 Speed version and the AXS Flattop 12 Speed version use different tooth profiles and are not interchangeable. Please confirm your chain type before ordering.


Offset Information

Teeth Offset
34T–38T 0 mm inner offset
40T–60T 2 mm inner offset

The 2 mm inner offset on larger sizes helps improve chainline and delivers smoother drivetrain operation.


Size, Diameter & Weight

Teeth Max Diameter Weight
36T 162 mm 58 g
38T 170 mm 65 g
40T 178 mm 78 g
42T 186 mm 84 g
44T 194 mm 91 g
46T 202 mm 108 g
48T 210 mm 116 g
50T 219 mm 125 g
52T 226 mm 132 g
54T 235 mm 143 g
56T 242 mm 152 g
58T 250 mm 163 g
60T 259 mm 173 g

Weight may vary slightly between production batches.


Key Features

  • Oval narrow-wide tooth design — Improves pedaling efficiency and provides better chain retention for 1x drivetrains.
  • High-strength 7075-T651 aluminum — Premium aircraft-grade alloy for excellent stiffness, durability, and wear resistance.
  • Precision CNC machining — Machined to 0.03 mm accuracy for precise fitment and smooth chain engagement.
  • Anodized finish — Black anodized surface offers better corrosion resistance and a clean, premium look.
  • Optimized chainline — 34T–38T: 0 mm inner offset; 40T–60T: 2 mm inner offset for improved chainline performance.
  • Wide size range — Available from 36T to 60T to suit different riding styles and gear ratio needs.

Package Includes

  • 1 × STONE 107BCD Oval Narrow-Wide Chainring
  • 4 × Chainring bolts

Decorative Caps – A Cleaner, More Stylish Crankset

For a cleaner, more stylish look, decorative caps can be purchased separately here:

Stone Bike Chainring Decorative Bolts Caps Cover for Force 107BCD 12-Speed Crankset

Note: Decorative covers are not included and must be purchased separately. They are designed for STONE chainrings only and may not fit chainrings from other brands.


Why Choose This Chainring?

The STONE 107BCD oval chainring is built for riders who want a lightweight, stiff, and durable upgrade. The oval profile helps reduce the dead spot in your pedal stroke, while the narrow-wide tooth design improves chain stability and helps reduce chain drop.

With high-precision CNC machining and premium 7075-T651 aluminum construction, it is a dependable choice for performance riding, training, racing, and custom bike builds.


Important Reminder Before Purchase

Please verify your crankset model carefully before ordering:

  • This chainring fits the SRAM Force AXS 107BCD 4-arm crankset only.
  • It does not fit other 107BCD cranksets.
  • For SRAM AXS Flattop 12-speed chain compatibility, choose the customized AXS tooth version or contact us before purchase.