KACTUS Bicycle Bottom Bracket BSA Thread Kit Road MTB Bike Frame 68/73 for Axis 24/22 and 29/30mm for Shimano/SRAM GXP Crankset
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Specifications
- Brand Name
- KACTUS TECH, KACTUS TECH
- High-concerned chemical
- None
- Origin
- Mainland China
- Material
- Aluminum/Alloy
- Model Number
- BSA-24-30-DUB
- Use
- Mountain Bikes
- Shaft Diameter (BSA24)
- 24(22)mm
- Shaft Diameter (BSA30)
- 30mm
- Shaft Diameter (BSA-DUB)
- 28.99mm
- Shell Width (BSA24)
- 68-73mm
- Shell Width (BSA30)
- 68-73mm
- Shell Width (BSA-DUB)
- 68-73mm
- Bearing
- Ceramic with sealing ring
- Bearing ball
- G3 Silicon nitride ceramic beads
- Process
- CNC Precision Machining
- Type
- Threaded kits
- BSA24 fit for
- For Shimano full range of cranksets,SRAM GXP
- BSA30 Fit for
- For SRAM cranksets with 30mm diameter.
- BSA-DUB Fit for
- For SRAM DUB specification cranksets.
- Color
- Black Red
Product Description
It highlights the higher strength and impact resistance characteristics of Si3N4, making it better than metal bearings, Secondly, their better wear resistance and heat resistance, light weight and smoothness, reducing friction and making the cranksets smoother during rotation. Be loved and recommended by cycling enthusiasts.CNC Machining Process
Heat treated CNC process Guaranteed strength Lightweight at the same time.G3 Ceramic Bearing
1.Ceramic bearings are installed in cups.
2.High quality G3 silicon nitride ceramic beads and hardened-steel races.
3.G3 Silicon nitride ceramic beads ,it highlights the higher strength and impact
resistance characteristics of Si3N4, making it better than metal bearings, Secondly,
their better wear resistance and heat resistance,light weight and smoothness,
making the cranksets smoother during rotation. Be loved and recommended by
cycling enthusiasts.
4.Low operating noise.Model Number:BSA24↓↓↓
Color:Black ,Red
Material:Aluminum Alloy,Ceramic Palin
Weight :About 94g（Weight does not include accessories）
Shell width:68mm-73mm
Applicable Axis:φ24mm /φ22mm
Fit for :Shimano full range of cranksets,SRAM GXP road bike or MTB crankset,Rotor 3D24,Aldhu24 crankset and other brand of crankset with shaft diameter 24mm.
Model Number:BSA30↓↓↓
Color:Black ,Red
Material:Aluminum Alloy,Ceramic Palin
Weight :About 75g（Weight does not include accessories）
Shell width:68mm-73mm
Applicable Axis:φ30mm /φ30mm
Fit for :SRAM Rival 22 \ Force22\ S900 \S952 \BB30 crankset,
Fit for :SRAM Red Quarq BB30 etc cranksets with 30mm diameter.
Fit for :Rotor 3D \3D30 \3DF \Aldhu etc cranksets with 30mm diameter.
Model Number:BSADUB↓↓↓
Color:Black ,Red
Material:Aluminum Alloy,Ceramic Palin
Weight :About 79g（Weight does not include accessories）
Shell width:68mm-73mm
Applicable Axis:φ28.99mm /φ28.99mm
Fit for :SRAM DUB specification cranksets.
Bottom Parts
Lightweight aluminum alloy is not easily deformed Built-in rubber ring to prevent
dust from entering.Model Number:BSA24↓↓↓Model Number:BSA30↓↓↓Model Number:BSADUB↓↓↓Product Packaging
Note: Due to different batches, the factory will replace the outer packaging of
the product, please refer to the actual receipt!
Product information last updated on March 25, 2026