KEL-TEC R50 5.7×28mm Black 10‑Round CA‑Compliant Ammunition (R50CA) – UPC 640832010213
The KEL-TEC R50 series redefines precision, reliability, and performance in the popular 5.7×28mm cartridge. Engineered for modern pistols and PDWs, this black‑coated, 10‑round, California‑compliant (R50CA) load delivers consistent muzzle velocity, exceptional terminal performance, and a sleek, low‑visibility profile ideal for tactical, law‑enforcement, and personal‑defense applications.
Key Benefits & Features
- CA‑Compliant (R50CA) – Fully meets California’s stringent ammunition regulations without sacrificing performance.
- Black Polymer Coating – Reduces glare, minimizes fouling, and offers superior corrosion resistance.
- 10‑Round Capacity – Optimized for compact magazines while maintaining reliable feeding.
- High Velocity & Flat Trajectory – Engineered for consistent 1,900 ft/s muzzle velocity, delivering accurate shot placement at extended ranges.
- Superior Terminal Ballistics – Designed to expand reliably, providing effective energy transfer for self‑defense.
- Enhanced Feed Reliability – Precisely shaped cartridge case and uniform powder charge ensure smooth cycling in all compatible platforms.
- Compatible with Most 5.7×28mm Firearms – Tested on FN Five‑Seven, Ruger-57, and other popular platforms.
Technical Specifications
| Specification | Detail |
|---|
| Caliber | 5.7×28mm |
| Bullet Type | Full‑metal jacket (FMJ) with black polymer coating |
| Bullet Weight | 42 gr (2.73 g) |
| Muzzle Velocity | ≈ 1,900 ft/s (580 m/s) ± 2 % |
| Average Muzzle Energy | ≈ 670 ft·lb (910 J) |
| Case Length | 0.970 in (24.6 mm) |
| Total Length | 1.170 in (29.7 mm) |
| Magazine Capacity | 10 rounds (standard polymer mag) |
| Compliance | California R50CA |
| UPC | 640832010213 |
| Manufacturer | KEL‑TEC |
Why Choose KEL‑TEC R50 for Your 5.7×28mm Platform?
KEL‑TEC has a reputation for pushing the boundaries of ammunition technology. The R50 series combines a carefully balanced powder charge with a precisely engineered bullet profile to achieve a high, consistent velocity while maintaining manageable recoil. The black polymer coating not only gives the ammo a tactical aesthetic but also reduces visible signature during night operations and protects the bullet from moisture and rust.
Ideal Applications
Whether you are a law‑enforcement professional, a concealed‑carry permit holder, or a competitive shooter, the R50CA is built to meet your specific needs:
- Law‑Enforcement & Tactical Units: Reliable performance for duty weapons and quick‑draw scenarios.
- Self‑Defense: Predictable expansion and energy transfer for effective stopping power.
- Sport Shooting & Competition: Flat trajectory and consistent velocity for accurate target work.
- Training & Range Use: Low‑recoil, high‑velocity rounds that simulate defensive loads without excessive wear.
Packaging & Shipping
Each box contains a single 10‑round polymer magazine fully loaded with KEL‑TEC R50CA ammunition. The packaging is designed to protect the rounds from impact and moisture during transit. Shipping complies with all federal and state regulations for ammunition transport.
Customer Reviews & Testimonials
"The black coating makes these rounds perfect for low‑light ops. Consistent velocity and flawless feeding – exactly what I need on the range." – Tactical Trainer
"I switched to R50CA for California compliance and never looked back. Reliable, accurate, and the recoil is manageable." – Concealed Carry Permit Holder
FAQ
- Is this ammo legal in California?
- Yes. The R50CA designation indicates full compliance with California’s R50 restrictions.
- Can I use these rounds in a FN Five‑Seven?
- Absolutely. The R50CA is tested and approved for all standard 5.7×28mm firearms, including the FN Five‑Seven, Ruger‑57, and similar platforms.
- What makes the black coating different from standard ammo?
- The polymer coating reduces muzzle flash, limits fouling, and provides a corrosion‑resistant barrier, extending the service life of both the bullet and the firearm.
- Are these rounds suitable for indoor ranges?
- Yes. The FMJ design and consistent velocity make them ideal for both indoor and outdoor shooting environments.
