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ULT PRO 12S MTB Cassette 10-52T 376g 10-50T 410g 425g 11-50T 380g 395g XD HG Steel Alloy Rainbow CNC Lightweight

ULT PRO 12S MTB Cassette 10-52T 376g 10-50T 410g 425g 11-50T 380g 395g XD HG Steel Alloy Rainbow CNC Lightweight

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Specifications

Brand Name
NONE
High-concerned chemical
None
Origin
Mainland China
Material
Steel
Flywheel Adjustable Gear Number
12S
Sensitivity
108 Sounds
Model Number
10-50T/11-50T/11-52T
is_customized
Yes
Freewheel Speed
12
Gear Teeth
10-50T
Type
MTB Bike Freewheel
Components
Freewheel
Brand
Spedao
Number of Teeth
1050T 1150T 1052T
Chain Compatibility
12 Speed
Warranty
1 Year
12-Speed Cassette
HG Cassette
XD Driver Cassette
MTB Cassette
Choice
yes

Product Description

SPEDAO 12 Speed MTB Cassette 10-52T 10-50T 11-50T XD HG Freewheel Lightweight CNC K7 Sprocket Drivetrain Upgrade Bike Parts
 

Possibly the Best Performance Cassette Made in China.

Ride with Confidence.

 
     SPEDAO ULT 10-50T XD:
  • Brand:SPEDAO
  • Number of Teeth: 10-50T
  • Teeth: 10-50T (10-12-14-16-18-21-24-28-32-36-42-50T)
  • Chain Compatibility: 12 Speed
  • Weight: 410g±10g
  • Compatible: Fit for Sram  XD
  • Colors:Silver /Golden /Black /Rainbow
     SPEDAO PRO 10-50T XD:
  • Brand:SPEDAO
  • Number of Teeth: 10-50T
  • Teeth: 10-50T (10-12-14-16-18-21-24-28-32-36-42-50T)
  • ChainCompatibility: 12 Speed
  • Weight:425g±10g
  • Compatible: Fit for Sram  XD
  • Colors:Grey /Golden /Black /Rainbow
     SPEDAO  ULT 11-50T  HG:
    • Brand:SPEDAO
    • Number of Teeth: 11-50T
    • Teeth: 11-50T(11-12-14-16-18-21-24-28-32-36-42-50T)
    • Chain Compatibility: 12 Speed
    • Weight: 380g±10g
    • Compatible: Fit for Hyperglide  HG
    • Colors:Silver /Golden /Black /Rainbow
     SPEDAO  PRO 11-50T HG:
    • Brand:SPEDAO
    • Number of Teeth: 11-50T
    • Teeth: 11-50 (11-12-14-16-18-21-24-28-32-36-42-50T)
    • Chain Compatibility: 12 Speed
    • Weight: 395g±10g
    • Compatible: Fit for Hyperglide  HG
    • Colors:Grey /Golden /Black /Rainbow
    SPEDAO  ULT 10-52T XD:
      • Brand:SPEDAO
      • Features:Number of Teeth: 10-52T
      • Teeth: 10-12-14-16-18-21-24-28-32-36-42-52T
      • Chain Compatibility: 12 Speed
      • Weight: 376g±10g
      • Compatible: Fit for SRAM XD
      • Colors:Golden /Black /Puprel/Silver

Main Features:

  • Exclusive patent integrated ring gear
  • Special material characteristics combining steel and aluminum alloy
  • The ring gear is made of a piece of alloy forged steel.Its hardness : HV540-60 The nut and support material are aviation aluminum alloy,hardness is HV175-180,Intensity is 580-630MPA ,10-12% elongation
Customer Service Note:
  • We do not provide Oline chat on CHOICE .
  • For all inquiries, please contact: RYET Official Store or LEXON Official Store customer service.
  • We ensure timely and efficient support.

 

Pros & Cons

Pros

  • Lightweight CNC machined steel alloy at 376-425g for performance.
  • Wide ranges like 10-52T excel in MTB climbing and descending.
  • HG/XD compatibility for major drivetrains.
  • Rainbow finish adds style with 1-year warranty.

Cons

  • Steel may wear chains faster than full alloy.
  • Heavier than premium carbon cassettes.
  • Specific tooth combos limit some setups.
  • Requires 12-speed chain match.

Common Questions

What material and weight options for ULT PRO 12S MTB Cassette?

Steel alloy, weights 376g (10-52T), 410g/425g (10-50T), 380g/395g (11-50T).

Which freewheel types and speeds for this bike cassette?

12-speed XD or HG cassette, compatible with 12-speed chains.

What gear ranges are available for SPEDAO MTB freewheel?

10-50T, 11-50T, 10-52T for wide range climbing and speed.

Is this lightweight CNC cassette customizable?

Yes, is_customized: Yes, rainbow finish options available.

Shipping and warranty for this 12S K7 sprocket?

Mainland China origin, 1-year warranty, ships in 7-20 days.

Product information last updated on March 30, 2026