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170mm Aluminum Single Crank Arm CNC 130mm BCD Lightweight for MTB Road Brompton
$32.12
• 170mm Crank Arm – Ideal length for pedaling balance and leverage.
• CNC Machined Aluminum – Lightweight yet durable construction.
• 130mm BCD Compatibility – Works with standard 130mm bolt circle chainrings.
• Universal Fit – Suitable for MTB, road and Brompton folding bikes.
• Square Taper Design – Fits square taper bottom bracket systems.
- Description
- Additional information
- Reviews (0)
Description
Product Overview
This 170mm aluminum single bike crank arm is precisely CNC machined and designed with a 130mm BCD interface for single chainring setups. The lightweight alloy construction provides excellent strength and durability while keeping weight low, making it a great upgrade or replacement part for mountain bikes, road bicycles and folding bikes like Brompton.
Technical Specifications
-
Crank Arm Length: 170mm
-
Bolt Circle Diameter: 130mm BCD
-
Material: CNC Machined Aluminum Alloy
-
Design: Single Crank Arm
-
Compatibility: MTB / Road / Folding / Brompton Bikes
-
Drivetrain Type: Single Speed
-
Bottom Bracket: Square Taper
-
Color: Black / Silver (may vary)
Package Includes
-
1 × Aluminum Single Crank Arm (170mm)
-
1 × Chainring Mounting Hardware Set (if included)
How To Use
-
Remove the existing crank arm from the square taper bottom bracket.
-
Slide the new 170mm crank arm onto the bottom bracket spindle.
-
Ensure the crank arm is aligned correctly.
-
Tighten the fixing bolt to recommended torque specs.
-
Attach your chosen 130mm BCD chainring and secure it.
-
Test smooth rotation before riding.
Additional information
| Weight | N/A |
|---|---|
| Color | Black, Sliver |
Leave your review
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- Description
- Reviews (0)
Description
Product Overview
This 170mm aluminum single bike crank arm is precisely CNC machined and designed with a 130mm BCD interface for single chainring setups. The lightweight alloy construction provides excellent strength and durability while keeping weight low, making it a great upgrade or replacement part for mountain bikes, road bicycles and folding bikes like Brompton.
Technical Specifications
-
Crank Arm Length: 170mm
-
Bolt Circle Diameter: 130mm BCD
-
Material: CNC Machined Aluminum Alloy
-
Design: Single Crank Arm
-
Compatibility: MTB / Road / Folding / Brompton Bikes
-
Drivetrain Type: Single Speed
-
Bottom Bracket: Square Taper
-
Color: Black / Silver (may vary)
Package Includes
-
1 × Aluminum Single Crank Arm (170mm)
-
1 × Chainring Mounting Hardware Set (if included)
How To Use
-
Remove the existing crank arm from the square taper bottom bracket.
-
Slide the new 170mm crank arm onto the bottom bracket spindle.
-
Ensure the crank arm is aligned correctly.
-
Tighten the fixing bolt to recommended torque specs.
-
Attach your chosen 130mm BCD chainring and secure it.
-
Test smooth rotation before riding.
Leave your review
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