Riton 3 Primal 3-9x40 EER SFP Rifle Scope - Black
- Finish-Color:
- Black
The Riton 3 Primal 3-9x40 EER SFP rifle scope brings extended eye relief to hunters and sport shooters who need flexibility in rifle setup and shooting position. Built on a second focal plane design with a 3x to 9x variable magnification range and 40mm objective, this scope is engineered for hunters working across mixed terrain where comfort and situational awareness matter as much as precision. Extended eye relief (EER) lets you shoot from a wider range of distances from the scope, making it a practical choice if you're running a shorter rail, hunting from awkward positions, or simply prefer more distance between your eye and the rear lens.
Riton backs the 3 Primal with durable construction: the tube is aircraft-grade aluminum, and the scope is fully waterproof, fogproof, and shockproof to handle the bumps and weather of real hunting. Capped turrets protect your zero from accidental bumps in brush or gear, while the parallax is fixed at 100 yards—a sensible middle ground for most hunting distances. A fast-focus eyepiece lets you dial in the reticle quickly without fumbling. The scope was assembled in an EP-level clean room, which translates to tight tolerances and reliable glass clarity out of the box.
Whether you're glassing hillsides for mule deer, working timber with a compact rifle, or setting up a long-gun platform where standard eye relief feels cramped, the 3 Primal's combination of variable magnification, extended relief, and tough build makes it a straightforward hunting optic that doesn't demand constant maintenance or babying in the field.
Key Features
- Extended Eye Relief (EER) for flexible shooting position and rifle setup
- 3x to 9x variable magnification with 40mm objective lens
- Second focal plane reticle design
- Capped turrets with zero resettable function—protection against drift in heavy cover
- Fixed 100-yard parallax adjustment tuned for typical hunting ranges
- Aircraft-grade aluminum tube for lightweight durability
- 100% waterproof, fogproof, and shockproof construction
- Fast-focus eyepiece for quick reticle adjustment
- Assembled in EP-level clean room for optical precision
Specifications
| Magnification | 3x–9x variable |
| Objective Lens Diameter | 40mm |
| Focal Plane | Second (SFP) |
| Eye Relief | Extended (EER) |
| Parallax Setting | Fixed at 100 yards |
| Turrets | Capped, zero resettable |
| Tube Material | Aircraft-grade aluminum |
| Waterproof Rating | 100% waterproof, fogproof, shockproof |
| Color | Black |
Frequently Asked Questions
What does extended eye relief mean, and who benefits from it?
Extended eye relief allows you to position your eye farther from the rear lens than a standard scope requires. This is useful if you have a compact rifle with limited rail space, shoot from unconventional positions, wear glasses, or simply prefer more distance between your head and the scope to reduce recoil-induced eye injuries. The EER design gives you more freedom in how you mount and use the scope.
Is this scope suitable for hunting at longer distances?
The 3 Primal is built for general hunting across typical game ranges. The 9x magnification and 40mm lens provide good light gathering and target acquisition, while the fixed 100-yard parallax is optimized for most hunting distances. If you regularly hunt beyond 300 yards, you may want to consider a scope with finer parallax adjustment or more magnification, but for mixed terrain and moderate-distance hunting, it performs well.
What reticle type does this scope have?
The scope uses a second focal plane (SFP) reticle. In second focal plane scopes, the reticle size stays the same at all magnifications, which means hold-overs and wind corrections are only accurate at one specific magnification level. This design is common on hunting scopes and works well for hunters who dial to range or estimate holdovers intuitively.
Does the 3 Primal come with rings or a mount?
The facts provided do not specify what mounting hardware is included. Contact Bosque Outdoors directly for details on whether rings or a picatinny mount are included with this scope.

