Image not available$315
1 retailer
Ultra Catalyst
The ULA Equipment Ultra Catalyst is a 75 L, 2.5 lb pack.
- Capacity
- 75 L
- Weight
- 2.5 lb · 1,137 g
- Laptop
- Not published
- Water
- Water-resistant
Image not availableColors: Grey
What the data says
- Lighter than 50% of the 6 other packs we list in the 70–80 L range.
Computed from the specs below. How we write summaries.
Full specs
Last verified Oct 20, 2026
Unless marked otherwise, specs are from the manufacturer’s product page (ula-equipment.com).
| Capacity | 75 L (4,575 cu in) |
|---|---|
| Weight (manufacturer) | 2.51 lb (1,137 g) |
| Water resistance | Water-resistant |
|---|---|
| Main fabric | ULTRA 400X + ULTRA 200X |
| Opening | Roll-top |
|---|---|
| External pockets | Front, Hipbelt, Side |
| Bottle pockets | 2 |
| Hydration sleeve | No |
| Frame | Internal frame |
|---|---|
| Hipbelt | Removable |
| Sternum strap | Yes |
| Torso sizes | Small (15"-18"), Medium (18"-21"), Large (21"-24"), X-Large (24"+) |
| Built for | Hiking |
|---|---|
| Colors | Grey |
| Warranty | Lifetime warranty |
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