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Sram Force Dub Carbon Bicycle Crank Arm 28.99mm
Bicycle Cranks

Sram Force Dub Carbon Bicycle Crank Arm 28.99mm Code: 270231

The Sram Force DUB carbon fibre crank arm integrates a power meter into the bottom bracket spindle. The DUB-PWR system measures power on the left side and calculates total power. The measurement...

The Sram Force DUB carbon fibre crank arm integrates a power meter into the bottom bracket spindle. The DUB-PWR system measures power on the left side and calculates total power. The measurement technology was developed in collaboration with Quark. The DUB spindle has a diameter of 28.99 mm and is compatible with frames when paired with a suitable bottom...

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Product report

Description

Description

The Sram Force DUB carbon fibre crank arm integrates a power meter into the bottom bracket spindle. The DUB-PWR system measures power on the left side and calculates total power. The measurement technology was developed in collaboration with Quark. The DUB spindle has a diameter of 28.99 mm and is compatible with frames when paired with a suitable bottom bracket.

The power meter runs on an AAA battery, providing over 400 hours of battery life. The battery is easy to replace.

  • Type: Crank arm
  • Material: Carbon fibre
  • Spindle diameter: 28.99 mm
  • Power meter: DUB-PWR
  • Measurement: Left-side measurement with total power calculation
  • Battery: AAA
  • Battery life: Over 400 hours
  • Compatibility: Frames with a suitable bottom bracket

Manufacturer

Manufacturer Details

Warnings & Safety Information
See full description

Specifications

Specifications

Product Number
270231

Product Details

Type
Crank Arm

Type

Crank Arm

Connects the pedal to the bottom bracket and, through the axle, transfers motion to the drivetrain.
Set
No
Usage
-

Specifications

Gears
-

Dimensions

Arm Length
28.99 mm

Arm Length

Select the crank arm length according to your height and the type of cycling you do, to ensure comfort and efficiency. Shorter crank arms favor a higher pedaling cadence and a more aerodynamic position (ideal for road and triathlon), while longer arms provide extra power on climbs and suit a more dynamic cycling style (such as MTB or sprint).

Indicative chart based on height

Material

Carbon
Yes

Important information

Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.

See all specifications

Description & Specifications

The Sram Force DUB carbon fibre crank arm integrates a power meter into the bottom bracket spindle. The DUB-PWR system measures power on the left side and calculates total power. The measurement technology was developed in collaboration with Quark. The DUB spindle has a diameter of 28.99 mm and is compatible with frames when paired with a suitable bottom bracket.

The power meter runs on an AAA battery, providing over 400 hours of battery life. The battery is easy to replace.

  • Type: Crank arm
  • Material: Carbon fibre
  • Spindle diameter: 28.99 mm
  • Power meter: DUB-PWR
  • Measurement: Left-side measurement with total power calculation
  • Battery: AAA
  • Battery life: Over 400 hours
  • Compatibility: Frames with a suitable bottom bracket

Manufacturer

Manufacturer Details

Warnings & Safety Information
Product Number
270231

Product Details

Type
Crank Arm

Type

Crank Arm

Connects the pedal to the bottom bracket and, through the axle, transfers motion to the drivetrain.
Set
No
Usage
-

Specifications

Gears
-

Dimensions

Arm Length
28.99 mm

Arm Length

Select the crank arm length according to your height and the type of cycling you do, to ensure comfort and efficiency. Shorter crank arms favor a higher pedaling cadence and a more aerodynamic position (ideal for road and triathlon), while longer arms provide extra power on climbs and suit a more dynamic cycling style (such as MTB or sprint).

Indicative chart based on height

Material

Carbon
Yes

Important information

Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.