Quick Summary
The KOM Cycling Indoor Trainer Front Wheel Riser Block is a front wheel block for indoor bike trainers. It has 3 height settings and a tapering valley, and the bottom uses webbed grips for added stability on the floor. Height indicators are marked on each side of the block.
The block is described for use with a range of trainers and with wheel sizes from 700x23c to 29.3.
Key Details
| Detail | Product information and buyer relevance |
|---|---|
| Brand | KOM Cycling, for identifying the exact indoor trainer accessory. |
| Product type | Front wheel riser block for indoor trainers. |
| Height settings | 3 height settings, so you can compare the block setup with your trainer and bike position. |
| Wheel-size range | 700x23c to 29.3, which is the stated range for the front wheel fit check. |
| Floor grip | Webbed grips on the bottom, which are meant to help keep the block in place. |
| Height markers | Arrows on each side show the three height differences. |
What to Compare Before Buying
- Trainer setup: This block is made for indoor trainer use, so check that your trainer setup needs a front wheel riser block.
- Wheel size: Compare your front wheel size with the stated 700x23c to 29.3 range.
- Height position: Use the 3 height settings to match the setup you want for your bike and trainer position.
- Floor placement: The webbed bottom grips are part of the block design, so check that the space where you train is level and clear.
Before You Decide
Confirm your wheel size, the trainer setup you use, and whether you want a front wheel block with 3 height settings. The KOM Cycling block is a trainer accessory, not a complete trainer system.





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