Birdy RM21
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- Serial
-
P8106356 - Manufacturer
- Birdy
- Model
- RM21
- Primary colors
- Silver, gray or bare metal
- Frame Material
- Aluminum
- Wheel diameter
- 18in
- Tire width
- Narrow tire
- Drivetrain front
- 3
- Drivetrain rear
- 7 internal
- Distinguishing features
-
Sachs 3x7=21-speed, rear wheel with 3-speed internal hub and 7-speed cogs. Built in the late 1990s I believe.