Quick Summary
The Topeak MTX BeamRack II V-Type is a bike rack for M and L frames with a stated 20 lb load limit. It is built for seatpost mounting and includes a QuickTrack panel for MTX 1.0 and 2.0 bags or baskets.
For buyers comparing rear racks, the main checks here are frame size, seatpost clamp range, load limit, and whether you want the QuickTrack setup or another cargo setup.
Key Details
| Detail | Product information and buyer relevance |
|---|---|
| Brand | Topeak. The brand helps confirm the exact rack line. |
| Model | MTX BeamRack II V-Type. The model identifies the specific rack version. |
| Product type | Seatpost bike rack. This is the main mounting style to compare. |
| Frame sizes | M and L frames. Check that this matches the bike frame you plan to use. |
| Load limit | 20 lb. Compare this with the amount of cargo you want to carry. |
| QuickTrack panel | Accepts MTX 1.0 and 2.0 bags or baskets. This matters if you want that cargo format. |
| Seatpost clamp range | 25.4 to 31.8 mm seatposts with included shims. Confirm your seatpost size before choosing an offer. |
| Weight | 673 g. Useful when comparing rack weight against other options. |
| Dimensions | 54.1 x 14 x 11.9 cm. These measurements help with fit around the bike. |
| Included support details | Reversible design, integrated rubber bungee cord, safety reflector, and mounts for clip-type or wide rear lights. These features affect cargo securing and rear-light setup. |
What to Compare Before Buying
- Frame size: This rack is listed for M and L frames, so match that to your bike before choosing a setup.
- Seatpost diameter: The clamp range is 25.4 to 31.8 mm with shims, so the seatpost must fit that range.
- Cargo limit: The stated limit is 20 lb, so compare that with the weight of the load you want to carry.
- Bag or basket style: The QuickTrack panel works with MTX 1.0 and 2.0 bags or baskets, so check whether your cargo matches that system.
- Rear-light mounting: The rack includes mounts for clip-type or wide rear lights, which matters if you plan to keep a rear light on the bike.
Choosing the Correct Version
This rack is the V-Type version. Buyers should confirm the exact rack style, frame size, and seatpost fit before selecting an offer. That helps avoid choosing the wrong rear-rack setup for the bike.
Before You Decide
Confirm the frame size, seatpost clamp range, and 20 lb load limit against your bike and cargo needs. If you plan to use MTX bags or baskets, make sure the QuickTrack system matches what you already own. Check the rack dimensions if space around the rear of the bike is a concern.





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