Home > Brand > Stone chainring Brand > Stone Bike Chainring for AXS Flattop T-type Chain 12S 3mm Offset Direct Mount Round for Sram X0 XX SL 30t to 36T Aero Hollow

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Stone Bike Chainring for AXS Flattop T-type Chain 12S 3mm Offset Direct Mount Round for Sram X0 XX SL 30t to 36T Aero Hollow 8 bolts pins

Name: Stone Bike Chainring for AXS Flattop T-type Chain 12S 3mm Offset Direct Mount Round for Sram X0 XX SL 30t to 36T Aero Hollow 8 bolts pins
Brand: DJC Bikes - DJC Components
Price: 40.32 USD
Availability: InStock
Rating: 5 (6 reviews)

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Specifications
Warranty FAQ

Stone Direct Mount Chainring for SRAM AXS Flattop T-Type 12-Speed MTB Chain — 3mm Offset Round Hollow / AERO 28T–40T

The Stone Direct Mount Chainring is designed for SRAM AXS Flattop T-Type 12-speed MTB drivetrains, offering precise chain engagement, high stiffness, and reliable performance for modern mountain bike setups.

Made from high-strength 7075-T651 aerospace-grade aluminum, this chainring features a 3mm offset for a 52mm chainline and is compatible with SRAM XX Eagle SL, XX Eagle, and X0 Eagle cranksets.

Available in Hollow style and AERO style, with tooth options from 28T to 40T depending on the selected version.

Specifications

Item	Details
Brand	Stone
Material	Aerospace-grade Aluminum 7075-T651
Mount Type	SRAM Direct Mount
Shape	Round
Offset	3mm
Chainline	52mm
Speed	12-speed
Chain Compatibility	For SRAM T-Type MTB 12S chain / AXS Flattop 12S chain
Crankset Compatibility	For SRAM XX Eagle SL, XX Eagle, X0 Eagle cranksets
Thickness	7mm
Hardness	HB150
Machining Precision	0.03mm
Color	Anodized Black
Chainring Styles	Hollow / AERO

Tooth Options

Style	Available Teeth
Hollow Style	30T / 32T / 34T / 36T
AERO Style	28T / 30T / 32T / 34T / 36T / 38T / 40T

AERO Style Size & Weight

The AERO version is designed with a solid-profile structure for increased rigidity and a clean integrated appearance.

Teeth	Weight	Max Diameter
28T	53g	121.5mm
30T	60g	130mm
32T	66g	138mm
34T	74g	146mm
36T	81g	154mm
38T	88g	162mm
40T	95g	170mm

Weight may vary slightly due to production tolerances.

Chainring Styles

Hollow Style

The Hollow style offers a lightweight structure and is available with or without a chainring guard, depending on the selected option.

Lightweight CNC-machined design
Available in 30T–36T
Optional chainring guard version
Suitable for trail, XC, and general MTB riding

AERO Style

The AERO style features a solid, integrated profile for enhanced stiffness and a cleaner visual appearance.

Stronger overall rigidity
Integrated full-face design
Slight aerodynamic benefit
Available in 28T–40T
CNC-machined surface with visible tool marks

Note:
The AERO style may produce slightly more chain noise than the Hollow style.
The surface is not sandblasted or polished after CNC machining, so visible CNC tool marks may remain. This is part of the manufacturing finish and does not affect performance.

Compatibility

Compatible with:

For SRAM XX Eagle SL crankset
For SRAM XX Eagle crankset
For SRAM X0 Eagle crankset
For SRAM AXS Flattop T-Type 12-speed MTB chain
For SRAM T-Type MTB 12-speed drivetrain systems

Important:
Please confirm your crankset model, chain type, offset, and required chainline before purchase.

Package Includes

1 × Stone Direct Mount Chainring

All Taxes & Duties Included • Fast Delivery (8–12 Days) • No Hidden Fees • 6-Month Warranty

1 How long is the warranty?
We offer 6 months limited warranty to all products because of the quality defects. We offer lifetime payable repair service after the warranty.

2 Do need to pay tax duty when package arrive my country?
You no need to pay tax when package arrive your country, most countries in the world no need pay.
USA aslo no need tax duty and tariff, our carrier will cover it.

Brazil, Chile, Columbia clients need pay import duty when package arrive your country.

3 Can I return the goods if I am not like it?
Yes you can apply return and refund when you receive the product within 7 days. But as return shipping fee is relatively high when send back to China, so we suggest you consider and carefully before purchase.

Or you can send message to us and discuss technical issues to clarify if the products is what you need, and then pay after you sure your order is correct.

4 How long is the shipping time?
To most countries 7-15days can arrive your address. Pay extra 20USD if want ship by Fedex DHL UPS.

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