- This stout little indoor trainer block is compatible with 700C and 29er wheels ranging from 23c up to 2.3`
- Webbed rubber feet prevent the trainer block from moving during heavy use
- 3 height choices work with a wide variety of different trainer styles and brands
- Durable and lightweight composite construction
Specifications:
- Type:Riser Block
- Fits:
- Resistance:Composite
- Material:Composite
- Color:Blue
- Wheel Compatibility:700C/29er