Beta System
- 303 g system
- Saddle Clamp Mount
- Up to 3 bottles
Launch offer, from Oct 28: free Kappa Carbon Cage Kona Edition with either Beta System. 1 per order, while supplies last.
✓Clamps to your saddle rails. Universal saddle compatibility.Check fit
Which mount?
- Saddle Clamp Mount (303 g): our most popular option. Clamps to your saddle rails, with universal saddle compatibility.
- Direct Mount (239 g): mounts anywhere you currently mount a bottle cage.
- Bottle cages are sold separately: Kappa Carbon Cage and Kappa Carbon Saddle Cage.
Not sure which fits your bike? Email info@tririg.com with your bike and saddle.
Popular layouts
- Most common: two Kappa Carbon Cages side by side on top.
- Three bottles: two Kappa Carbon Cages on top plus one Kappa Carbon Saddle Cage on the bottom. This is the setup in the launch video.
- Stacked: one Kappa Carbon Cage on top plus one Kappa Carbon Saddle Cage on the bottom.
Cages and bottles are sold separately. Kappa Carbon Cage and Kappa Carbon Saddle Cage, $90 each.
Why the Beta System
- Carry one, two or three bottles behind the saddle in virtually any configuration, position or angle.
- Fine-tooth, double-sided rosettes. Two M6 countersunk screws set the angle of the whole setup.
- Three Face Mount with M5 threaded holes on each outer face, plus a flat inside face for an inward-facing bottle or storage.
- Precision machined from solid aluminum billet, media blasted and hard anodized. Nothing is 3D printed.
- Replaces the Beta 45, Beta 63 and Beta One.
Designed and engineered in the USA by TriRig.
Specs and what’s in the box
| System weight | Saddle Clamp Mount: 303 g Direct Mount: 239 g |
| Bottle positions | Up to 3, on Kappa Carbon Cages or Kappa Carbon Saddle Cages (sold separately) |
| Fit | Saddle Clamp Mount: clamps to your saddle rails, universal saddle compatibility. Direct Mount: anywhere you currently mount a bottle cage. |
| Finish | Machined aluminum, media blasted and hard anodized |
| In the box | Saddle Clamp rosette or Direct Mount rosette (depending on the version), Dogbone, Three Face Mount and mounting hardware. Bottle cages and bottles are sold separately. |
| SKU | Saddle Clamp Mount: BETSYS01 Direct Mount: BETSYS02 |
FAQ
Saddle Clamp or Direct Mount?
The Saddle Clamp Mount is our most popular option and clamps to your saddle rails, with universal saddle compatibility. Choose the Direct Mount if you already have a spot where you mount a bottle cage behind you.
Are cages included?
No. Bottle cages and bottles are sold separately. Most riders use two Kappa Carbon Cages; add a Kappa Carbon Saddle Cage below for a third bottle.
How many bottles can I carry?
One, two or three.
Can I change the angle?
Yes. The double-sided rosettes let you set the position and angle of the whole setup with two M6 countersunk screws.
Does it replace the Beta 45, Beta 63 and Beta One?
Yes. The Beta System is TriRig’s new rear hydration system.
Still not sure?
Email info@tririg.com.
Watch: Beta System, Ride it Your Way
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