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Kervan Arms Air Boss K4 5.5 mm Caliber PCP

SKU: 1520 Animal & Wildlife Protection

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-10% R12,660.00
R11,394.00 Save R1,266.00
Offer ends: May 14, 2026
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  • We may refuse service or support where use is unlawful or breaches supplier restrictions.

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 Description:

The Air Boss K4 is a pre-charged pneumatic (PCP) air rifle designed for precision shooting and hunting. It features a sleek, ergonomic design with a high-quality wooden stock and a robust build for durability and performance.

Full Specifications:

  • Caliber: Available in slugs of 5.5mm .22 cal and (.218 cal)
  • Barrel Length: Approximately 580 mm (22.8 inches)
  • Overall Length: Approximately 1050 mm (41.3 inches)
  • Weight: Around 3.75 kg (8.3 lbs)
  • Air Capacity: High-pressure air cylinder with a capacity of around 500 cc
  • Maximum Fill Pressure: Up to 250 bar (3625 psi)
  • Trigger: Adjustable two-stage trigger for precise control
  • Safety Mechanism: Manual safety lever to prevent accidental discharge

Key Features:

  1. Pre-Charged Pneumatic (PCP) System: Ensures consistent power output.
  2. High-Quality Rifled Barrel: Improves accuracy.
  3. Ergonomic Wooden Stock: With adjustable cheek rest and butt pad.
  4. Integrated Pressure Gauge: For monitoring air pressure levels.
  5. Picatinny Rail: For mounting scopes or other accessories.
  6. Silencer/Moderator: Included to reduce noise.

Speed for Different Pellets:

(Note: The actual speed may vary based on specific pellet weight and environmental conditions.).22

  • 5.5mm (.22 Cal): Approximate speed ranges from 800 to 950 fps.
  • Slugs in .218 Cal: Approximate speed ranges from 700 to 850 fps.

Range Details:

Effective range can vary based on the caliber:

  • 5.5mm (.22 Cal): Effective range is up to about 70 meters (76 yards).
  • 5.5mm (.218 Cal) Slugs: Effective range can be up to about 100 meters (109 yards).

Safety Precautions:

  1. Always handle the rifle as if it is loaded.
  2. Keep the muzzle pointed in a safe direction at all times.
  3. Use appropriate eye and ear protection when shooting.
  4. Ensure the safety catch is engaged when not firing.
  5. Regularly check and maintain the rifle according to the manufacturer's instructions.

Scope Compatibility:

The rifle features a Picatinny rail, making it compatible with most standard scopes designed for air rifles.

Accessories Included:

  1. Extra Magazine: For quick reloading during shooting sessions.
  2. O-ring Set: For maintaining airtight seals in the air cylinder and other components.
  3. Nozzle: Typically used for filling the air cylinder with compressed air.

Purpose of Use:

The Air Boss K4 is designed for precision shooting, making it suitable for target practice, pest control, and small game hunting.

Shot Capacity:

On a full air cylinder, the rifle can typically deliver around 230-240 shots before needing a refill, depending on the power setting and pellet type used

Body Features:

The rifle has a high-quality wooden stock with an ergonomic design, including an adjustable cheek rest and butt pad for enhanced comfort and stability during shooting.

Most Important Warnings:

  1. Safety: Always handle the rifle as if it is loaded. Keep the muzzle pointed in a safe direction at all times. Use appropriate eye and ear protection when shooting. Ensure the safety catch is engaged when not firing.
  2. Air Quality: Use only dry air for charging the PCP system to prevent moisture damage.
  3. Storage: Store the rifle unloaded in a secure location away from unauthorized users, especially children.

Shipping charges

Shipping is automatically calculated at checkout based on your location (South African province) and the total weight of your order.

Each product has a shipping group (Small, Medium, Large, XL), and the system calculates the total weight to determine the final shipping cost.

Free shipping on orders above R750
Orders below R750 will have shipping charges applied based on region and weight.

Pickup from store If you choose pickup from our store, no shipping charges will be applied. 0

Pickup vs delivery

Pickup

If you choose pickup from our store, no shipping charges will be applied.

Delivery

Shipping is automatically calculated at checkout based on your location (South African province) and the total weight of your order.

FAQ

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Find answers to common questions about our products, shipping, and policies.

Contact Support

We offer a 7-day return policy for unused items in original packaging. Please contact our support team to initiate a return.

Standard shipping takes 2-5 business days depending on your location. Express shipping is available for faster delivery.

Yes, we offer free shipping on orders above R750. Standard shipping charges apply for orders below this amount.

We accept all major credit/debit cards, bank transfers and also available Pick from out stores.

Yes, once your order is shipped, you will receive a tracking number via email to track your package in real-time.

If you receive a damaged product, please contact us within 24 hours with photos. We will arrange a replacement or full refund.

Currently, we only ship within South Africa. International shipping may be available in the future.

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