Stone Double Chainring 110BCD for SRM PowerMeter PM7 PM9 Crankset 5800 6800 4700 9000 Round Aero 50 34T 52 36T 53 39T 54 40T Road Bike

STONE Double Chainring 110BCD for SRM PowerMeter PM7 PM9 Crankset, 4-Bolt Round/Aero Road Bike Chainring 50/34T 52/36T 53/39T 54/40T

Important Before Ordering:

Please check your mounting distance before purchase.

Both SRM PM7 and SRM PM9 may use either 106.5mm or 110.8mm mounting distance.

So PM7 or PM9 alone is not enough to confirm compatibility. Please make sure your current spider or chainring uses the same mounting distance before ordering.

This listing includes chainring only.
Crankset and power meter are not included.

Compatibility:

• For SRM 4-bolt power meter spiders: PM7 / PM9
• For Shimano crank platforms: FC-5800 / FC-6800 / FC-4700 / FC-9000
• Also fits some other 110BCD 4-bolt power meter spiders, including SIGEYI, XCADEY, Magene P505

Specifications:

• Material: 7075-T651 aluminum alloy
• Material hardness: HB150
• Processing: high precision CNC machining
• Machining tolerance: 0.03mm
• Surface finish: black anodized
• Type: round / aero road bike double chainring
• BCD: 110BCD
• Thickness: 4mm

Chain Compatibility:

• Supports 9-12 speed MTB chains
• Supports 9-11 speed road bike chains
• Supports 12-speed Shimano road bike chains

Default version does not support SRAM AXS Flattop 12-speed chain.
If you need AXS-specific tooth profile, please contact us before ordering for customization.

Model Options and Weight:

106.5mm version

• 50/34T – 122.6g
• 52/36T – 134.7g
• 53/39T – 146.3g
• 54/40T – 152g

110.8mm version

• 50/34T – 122.3g
• 52/36T – 134.3g
• 53/39T – 146.2g
• 54/40T – 148.8g

Package Includes:

• 1 x chainring
• 4 x bolts

Notes:

• This page sells chainring only
• Crankset and power meter are not included
• Please check whether your mounting distance is 106.5mm or 110.8mm before ordering