RockyMounts
RockyMounts MonoRail
$549.99Cheaper
2 sellers$549.99read
Best Hitch Bike Racks · head-to-head
RockyMounts MonoRail vs Saris SuperClamp EX 2-Bike
A sourced, side-by-side comparison. RockyMounts MonoRail is cheaper at $549.99. Every spec and price links to its source.
Saris
Saris SuperClamp EX 2-Bike
$579.99
Which is better: the RockyMounts MonoRail or Saris SuperClamp EX 2-Bike?
The Saris SuperClamp EX 2-Bike wins 1 of the 1 specs we compare head to head; the other wins 0. The RockyMounts MonoRail is the cheaper at $549.99. Get the Saris SuperClamp EX 2-Bike for the stronger spec sheet, the RockyMounts MonoRail to spend less.
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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec |  RockyMounts MonoRail |  Saris SuperClamp EX 2-Bike |
|---|---|---|
| US price | $549.99 | $579.99 |
| Brand | RockyMounts | Saris |
| Released | — | — |
| Bike capacity | 2 | 2 |
| Rack style | platform | platform |
| Hitch size | 1.25 & 2 in | 1.25 & 2 in |
| Max bike weight (lb) | 60 | 60 |
| Max tire width (in) | 5 | 4 |
| Max wheelbase (in) | 50 | 50 |
| Frame contact | No | No |
| Fold flat | Yes | Yes |
| Tilt away | Yes | Yes |
| Integrated lock | Yes | Yes |
| Add on capable | Yes | — |
| Rack weight (lb) | 39 | 35 |
Sources — RockyMounts MonoRail: rockymounts.com (verified 2026-10-20). Saris SuperClamp EX 2-Bike: saris.com (verified 2026-07-11).
What's the difference between the RockyMounts MonoRail and Saris SuperClamp EX 2-Bike?
Where the two actually differ on the specs we track (2 of 12). Matching specs are omitted.
- Max tire width (in): RockyMounts MonoRail 5 vs Saris SuperClamp EX 2-Bike 4
- Rack weight (lb): RockyMounts MonoRail 39 vs Saris SuperClamp EX 2-Bike 35