Home > Brand > Stone chainring Brand > Stone 110bcd Round Double Chainring for Shimano 12S 5 Bolts Crank 12 Speed Road Bike 54 40T 46 32t 52 36T 53 39T 50 34 48 33T 2x

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Stone 110bcd Round Double Chainring for Shimano 12S 5 Bolts Crank 12 Speed Road Bike 54 40T 46 32t 52 36T 53 39T 50 34 48 33T 2x 55t 40 56t 42t 58t 44

Name: Stone 110bcd Round Double Chainring for Shimano 12S 5 Bolts Crank 12 Speed Road Bike 54 40T 46 32t 52 36T 53 39T 50 34 48 33T 2x 55t 40 56t
Brand: DJC Bikes - DJC Components
SKU: ST-110BCD-12s-2x
Price: 27 USD
Availability: InStock
Rating: 5 (12 reviews)

$27.00 ~~$36.00~~

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Size:

black 46-32T

black 48-33T

black 50-34T

black 52-36T

black 53-39T

black 54-40T

black 55-40T

black 56-42T

black 58-44T

silver 46-32T

silver 48-33T

silver 50-34T

silver 52-36T

silver 53-39T

silver 54-40T

silver 55-40T

silver 56-42T

silver 58-44T

12s extender

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Specifications
Warranty FAQ

STONE 110BCD 5-Bolt Round Double Chainring for Shimano 11 12-Speed Road Bike

Crank Compatibility
- for 110BCD 5-bolt road bike and gravel bike cranksets
- for 110BCD 5-bolt power meter spiders
- supports regular-style and hidden-style 5-arm cranksets
- for hidden-style cranksets, please move the anti-drop pin to the other side before installation
- for 46/32T, the spider thickness must be at least 3.5mm

Chain Compatibility
- designed for Shimano 12-speed road bike chains
- also compatible with 9/10/11-speed road bike chains
- not for SRAM AXS Flattop chains

Product Specifications
- Brand: STONE
- Material: High-strength 7075-T651 aluminum
- BCD: 110BCD
- Mounting Type: 5-bolt
- Chainring Type: Round double chainring
- Color: Black, Silver
- Process: CNC machining
- Advantage: fast and smooth front shifting

Available Sizes and Weight
- 46/32T - 120g
- 48/33T - 145g
- 50/34T - 149g
- 52/36T - 172g
- 53/39T - 175g
- 54/40T - 188g
- 55/40T - 208g
- 56/42T - 223g
- 58/44T- 247.3g

Offset Information
- most sizes are 0mm offset
- 46/32T inner chainring has 2mm offset
- for 46/32T, spacer is included
- install the spacer on the crank spindle to achieve final 0mm offset

Shifting Design
- 304 stainless steel shifting pins
- helps improve front shifting speed and chain engagement
- different sizes use different shifting pin layouts
- 46/32T - 4 shifting pins
- 48/33T - 6 shifting pins
- 50/34T - 6 shifting pins
- 52/36T - 8 shifting pins
- 53/39T - 9 shifting pins
- 54/40T - 10 shifting pins
- 55/40T - 10 shifting pins
- 56/42T - 10 shifting pins
- 58/44T - 10 shifting pins
- same shifting pin quantity for Hollow style and Aero style

Important Notice
- only use STONE original paired chainrings
- do not mix with other brand chainrings
- do not change or mix different chainring size ratios
- incorrect combinations may cause shifting problems

Package Includes
- 2 × Chainrings
- 5 × Aluminum chainring bolts

Extender 12s
If want to use super big/small tooth like 46T or 54T 55T chainring, you need to make the front derailleur higher or lower, this extender can help to reach this target.

Notice: This extender only for road bike use, not for mountain bike!!
Rise/lower distance: 15.5mm

Material: 304

Weight: about 9g

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.

Support email info@djcbikes.com

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