JSB Exact Diabolo .177 Cal (8.44gr)

Description

The JSB Exact Diabolo .177 Cal (8.44 gr) is a benchmark pellet for airgun precision and consistency. Manufactured in the Czech Republic with tight quality control, each pellet is hand-sorted to maintain weight and dimensional tolerances—just ±0.001 g—ensuring reliable, repeatable performance.

Key Features & Specs

• Caliber: .177 / 4.5 mm, 8.44 grain (0.547 g)

• Shape: Domed round‑nose diabolo

• Packaging: 200‑pellet premium tins, 500‑count standard cans

• Ballistic Coefficient: ~0.027—optimized for stable flight and energy retention.

Performance
The Exact Diabolo is favored by target shooters and field‑target competitors for its exceptional grouping. Many users report “dime‑sized holes at 50 ft” and impressive sub‑inch clusters at 50 yds. Its intermediate weight provides balance between velocity and stability, widely praised in chrono graphed tests for subsonic flight (850–950 fps).