4Pcs Aluminum Alloys Bike Crank Cover Chain Wheel Spacers Bicycles Accessories

Features:
The washers fit minimizes noise, providing a smoother cycling experience.
Make of aluminum alloy, light weight, corrosions-resistant, ensuring stable performances for long terms use.
Hollow designs effectively reduces overall weight and improves transmission efficiency during cycling.
precisions engineered for accurate fit that resists detachment during rides.
Suitable for 24mm and 30mm shaft cranks, to meet different chainring shaft diameters and lengths.

Specifications:
Component: Aluminum Alloy
Type: Set 1/Set 2
Set 1: 1mm+1.5mm+2mm+3mm (inner diameter 24mm)
Set 2: 1mm+1.5mm+2mm+3mm (inner diameter 30mm)

Note:
Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.

Package includes:
1set Bike Intergrated Hollow Crankset Washer