Prvi 7 x 57 R 158 GROM cartridges (box 20)

PRVI Partizan PPU Cartridges · Cal. 7 x 57 R – 158 GROM (Box of 20)

The PRVI Partizan PPU 7 x 57 R – 158 GROM cartridges, supplied in boxes of 20, are manufactured to deliver consistent performance and reliability for hunting and sport shooting with rifles chambered in 7x57 R.

Overview and compatibility

These cartridges are aimed at users who require commercial, dependable ammunition for rifles that accept the rimmed version of the 7x57 cartridge. PRVI Partizan PPU is a recognized producer of brass and projectiles, focused on consistent manufacturing quality.

The commercial label "158 GROM" indicates the projectile type and mass in grains, helping shooters choose ammo according to the desired energy and trajectory for field use.

Packaged in a 20-round box, this ammunition format is convenient for hunting trips, range sessions, and for keeping a tidy supply in authorized storage. It suits firearms designed for rimmed cases and compatible chambers.

Technical specifications and product data

• Manufacturer: PRVI Partizan PPU
• Caliber: 7 x 57 R (rimmed)
• Bullet designation: 158 GROM
• Bullet weight (gr): 158
• Bullet weight (g): 10.24
• Box quantity: 20 rounds

Fields such as exact bullet type, recommended barrel length, or muzzle velocity are omitted here to avoid inventing data. If precise ballistic figures are required, reference the manufacturer's technical sheet or the supplier's documentation.

The listed details are based on the product name and standard unit conversions; no speculative performance numbers are included.

Practical benefits and performance

PRVI Partizan PPU cartridges are typically noted for uniform case production and solid bullet seating, which contribute to reliable cycling and reduced shot-to-shot variation.

A 158-grain projectile offers a balance of penetration and energy transfer suitable for medium to larger game, depending on the rifle and shot placement. In well-tuned firearms, this weight commonly results in functional trajectories and effective terminal performance.

For shooters, practical advantages include standard commercial packaging, broad availability in markets served by the manufacturer, and manufacturing controls aimed at minimizing defects.

Handling, storage and safety recommendations

Always handle ammunition according to local safety and transport regulations. Store boxes in a dry, stable environment away from heat sources and moisture, and out of reach of children.

Confirm firearm compatibility with the rimmed variant of the 7x57 prior to use, and inspect each cartridge visually for deformation or damage before loading.

For best results and safety: rotate stock by lot, perform a few test rounds to confirm grouping in your rifle, and ensure barrel length and sighting choices match the intended application.

Final considerations for selection

The PRVI Partizan PPU 7 x 57 R – 158 GROM (Box of 20) is a reliable commercial choice when you need consistent ammunition for rimmed 7x57 platforms. It suits shooters who value predictable manufacturing standards.

When comparing manufacturers or lots, evaluate grouping tolerance, warranty or return policies, and availability of technical documentation. For exact ballistic tables, consult official manufacturer data before entering values into ballistic calculators.