B525 SPORTER ONE .12/76 76 CM INV+ EXT SHOTGUN

The Browning B525 Sporter One is a durable over-and-under sporting shotgun with a steel action, designed primarily for clay target shooting. The 76 cm Back-Bored barrels, 10 mm ventilated rib, Invector Plus interchangeable chokes, and adjustable Olympic trigger create a versatile package for both beginner and experienced sport shooters.

Suitable for use in

• Sporting clays shooting

• Compak Sporting practice

• English Sporting courses

• Clay target training

• Local and club-level competitions

• Regular practice at the shooting range

• Shooting targets at various distances and flight directions

• Hunting with suitable legal ammunition

• Shooters who prefer the smooth movement of 76 cm barrels

• Users who want a sporting shotgun with interchangeable chokes

• Shooters who appreciate the classic B525 construction with a steel action

Why choose the Browning B525 Sporter One?

• Popular and versatile 12/76 gauge

• Vertically aligned 76 cm barrels

• Back-Bored barrel construction

• Durable steel receiver

• Invector Plus interchangeable choke system

• Four chokes with different constrictions

• 10 mm wide ventilated rib

• Adjustable Olympic-style trigger

• Single trigger with barrel selector

• Inflex II recoil pad

• Grade 2 Turkish walnut stock with oil finish

• Tulip-style forend

• Approximate weight of 3.5 kg supports stable movement

• Classic Browning B525 balance and ergonomics

Technical specifications

• Manufacturer: Browning

• Model: B525 Sporter One

• Type: over-and-under sporting shotgun

• Barrel arrangement: vertical (over-and-under)

• Action: break-action

• Gauge: 12/76

• Chamber length: 76 mm

• Capacity: 2 rounds

• Barrel length: 760 mm

• Approximate barrel length in inches: 30"

• Barrel construction: Back-Bored

• Barrel finish: matte black oxidized

• Rib: ventilated

• Rib width: 10 mm

• Choke system: Invector Plus

• Chokes: 1/4, 1/2, 3/4, and Full

• Receiver material: steel

• Trigger: adjustable Olympic-style trigger

• Trigger system: single trigger with barrel selector

• Stock material: Grade 2 Turkish walnut

• Stock finish: oiled

• Grip: pistol grip

• Forend: Tulip-style

• Drop at comb: 36 mm

• Drop at heel: 56 mm

• Recoil pad: Inflex II, 20 mm

• Weight: approximately 3.5 kg

Included in the package

• Browning B525 Sporter One 12/76 sporting shotgun

• Four Invector Plus chokes: 1/4, 1/2, 3/4, and Full

• Choke key

• Parts required for setting up the automatic safety

• Choke storage case

• Manufacturer documentation

The construction of the chokes, included accessories, and availability of extras for a specific firearm must be confirmed with the seller before purchase, as the modification may vary depending on the delivery batch.

Frequently Asked Questions

How long are the barrels on the Browning B525 Sporter One?

The barrel length is 760 mm, or approximately 30 inches. This length provides smooth movement for sporting clays and helps maintain control of the gun after firing.

Which chokes are included in the package?

According to the product data, the package includes Invector Plus system chokes: 1/4, 1/2, 3/4, and Full. The exact length and set of chokes must be confirmed with the seller before purchase.

Is the trigger position adjustable?

Yes. The Olympic-style trigger position can be adjusted to fit the shooter’s hand and finger length. Adjustment should be done with an unloaded and safety-checked firearm according to the manufacturer’s instructions.

Can this shotgun be used with steel shot?

The suitability of ammunition must be checked according to the firearm's proof marks, gauge markings, choke designation, and Browning’s user manual. Steel shot must not be used with chokes or ammunition not approved by the manufacturer for this purpose.

What are the requirements for purchasing this firearm?

This is a firearm with restricted civilian circulation. Purchase and transfer require the appropriate acquisition or firearm license, and must comply with the current firearms law and the seller’s instructions.

When is the Browning B525 Sporter One the right choice?

The B525 Sporter One suits shooters looking for a classic steel-action 12/76 sporting shotgun for regular clay target shooting. The 76 cm barrels, 10 mm rib, and approximate 3.5 kg weight support controlled movement, making the model suitable for various sporting disciplines.

For mainly driven hunting, a lighter hunting model with shorter barrels may be more comfortable. Shooters needing an adjustable comb or even more sporting adjustment range may consider the B525 Adjustable or B725 Sporter models. Left-handed users should check if the standard stock suits their shooting position or choose a special left-handed version.

Recommendation

Before purchasing, try shouldering the shotgun and see where your eye aligns with the 10 mm rib. Stock fit often affects clay target results more than any single technical specification. When testing, check the length of pull, recoil pad position in the shoulder, and whether your head remains in a natural position.

Start training with the 1/4 and 1/2 chokes, which provide a practical starting point on many sporting courses. The tighter 3/4 or Full choke may suit longer targets, but the actual shot pattern always depends on the cartridge, shot size, and specific barrel. The right combination should be checked on a patterning board.

After shooting, remove, clean, and lightly oil the chokes to prevent them from sticking to the barrel due to powder residue or corrosion. Regularly maintain the locking surfaces, ejectors, and barrel interiors as well.

A classic steel-action sporting shotgun for clay target shooting

The Browning B525 Sporter One combines 76 cm Back-Bored barrels, the Invector Plus choke system, an adjustable trigger, and a walnut stock. It is a well-considered choice for shooters seeking a reliable 12/76 over-and-under shotgun for regular training and progress on the competition field.

Attention! The modification of the weapon may vary, ask the Jahipauna stores for more information