Cobalt Kinetics CK-SPR
Cobalt Kinetics · Rifle · In Production · 2022
Overview
The CK-SPR (Special Purpose Rifle) is Cobalt Kinetics' turn-key precision AR platform, built around a rifle-length gas system, a seven-sided 6061 semi-monolithic M-LOK handguard, a Geissele G2S two-stage trigger, and an RCB 2.0 muzzle device. Offered with 16", 18", and 22" barrels in 5.56 NATO, 6mm ARC, and 6.5 Grendel for sub-MOA performance.
Specifications
| Barrel Length | 457 mm (17.99") |
| Action Type | Gas Operated Direct Impingement |
| Firing Mechanism | Hammer Fired |
| Trigger Type | Two Stage |
| Magazine Capacity | 30 rounds |
| Magazine Type | Detachable Box |
| Effective Range | 500 m (547 yd) |
| Maximum Range | 3600 m (3937 yd) |
| Barrel Rifling | Right Hand |
| Rifling Twist | 203 mm (7.99") |
| Number of Grooves | 6 |
| Frame Material | Aluminum |
| Barrel Material | Steel |
| Stock Material | Polymer |
| Finish | Cerakote |
Calibers
- 5.56x45mm NATO · primary · 5.56mm NATO — also known as 5.56mm NATO, .223 Remington, .223 Wylde, 5.56x45mm
- 6mm ARC — also known as 6mm Advanced Rifle Cartridge, 6 ARC
- 6.5mm Grendel — also known as 6.5 Grendel, 6.5x39mm
Features
- Firing modes: Semi Automatic
- Feed systems: Detachable Box Magazine
- Safety mechanisms: Manual Safety Selector
- Features: Billet Receiver, Free Floating Handguard, M Lok Attachment, Picatinny Rail, Flat Top Receiver, Geissele Trigger, Rifle Length Gas System, Sub Moa Capable
Production
Production years: 2022-present
Origin
Country of origin: United States
Notes
MSRP: $2,575 - $2,850 depending on caliber/length. Geissele G2S 2-stage trigger, RCB 2.0 muzzle device, B5 Systems Bravo stock. Finish options: Black, Cobalt Kinetics Green, FDE, Charcoal. Barrel lengths: 16", 18", 22". Sub-MOA capable. Lifetime warranty.
Background
The SPR was Cobalt Kinetics' answer for a turn-key precision rifle adaptable across cartridges, leaning on modern barrel and gas-system tech rather than decades-old designs.