Bolt-Action Rifles Codexery

Mayzus Bolt-action rifle series

Single-shot bolt-action rifles for Flobert cartridges from the Czech Republic.

Mayzus Bolt-action rifle series

The Mayzus series is a family of single-shot bolt-action rifles chambered for 4mm Flobert Short, 4mm Flobert Long, 6mm Flobert, and 9mm Flobert cartridges. Founded in 2015 in the village of Dolní Ředice, Czech Republic, the company set out to produce sporting firearms, primarily for Flobert ammunition. The founder, drawing on a background in music, named each model after an instrument: the MZ-06 Balalayka, MZ-08 Okarina, MZ-04 Balalaechka, and MZ-07 Obamka. Although the name "Obamka" sparked online speculation linking it to Barack Obama, it actually refers to a musical instrument from the Caucasus region. These rifles are machined from blued steel. A manual safety is engaged by rotating the bolt lever 45°, and the same lever doubles as the spent cartridge extractor. The front sight is fixed, while the rear sight adjusts horizontally and vertically via two screws. The 480 mm barrel is threaded for accessories like weight compensators or silencers. Stock design varies by model. All models are offered in 6mm Flobert; additionally, the MZ-04 Balalaechka is available in 4mm Flobert, and the MZ-07 Obamka in 9mm Flobert.

Quick Facts

Is Ranged
yes
Manufacturer
Mayzus Gunsmith Company s.r.o.
Unit Cost
8,300°°–19,000°°CZK, / (about €345ºº– €790ºº EUR) in 2026
Production Date
2015-present
Variants
MZ-04 Balalaechka / MZ-06 Balalayka / MZ-07 Obamka / MZ-08 Okarina
Weight
1.8 kg-2.4 kg
Length
920 mm-970 mm
Part Length
480 mm
Cartridge
4 mm Flobert Short / 4 mm Flobert Long / 6 mm Flobert Balle / 6 mm ME Flobert Court / 9 mm Flobert Bosquette
Action
Bolt action
Feed
Single shot
Sights
Adjustable

Facts from the source article.

Lore & Background

The Mayzus company was founded in 2015 in the village of Dolní Ředice, Czech Republic, with the aim of producing sporting firearms—primarily for Flobert cartridges. Drawing on his extensive knowledge of music, the founder chose music-related names for his rifle models: Balalayka for the MZ-06, Okarina for the MZ-08, Balalaechka for the MZ-04, and Obamka for the MZ-07. Although the name 'Obamka' went viral due to speculation linking it to Barack Obama, it actually refers to a musical instrument used in the Caucasus.

The weapons are constructed of blued steel using machining techniques, and feature a manual safety activated by rotating the lever 45°. The same bolt lever also serves as the spent cartridge extractor. The front sight is fixed, while the rear sight is adjustable horizontally and vertically using two screws. The muzzle is threaded for the use of accessories such as weight compensators or silencers. The barrel of these rifles measures 480 mm, and the stock varies depending on the model. All models are available in 6mm Flobert caliber; however, the MZ-04 Balalaechka is also available in 4mm Flobert, and the MZ-07 Obamka is also available in 9mm Flobert.

Reader's Guide

The Mayzus series represents a focused effort by a small Czech manufacturer to produce sporting rifles chambered exclusively for Flobert cartridges, a niche but historically significant family of low-velocity rimfire rounds. The series is notable for its consistent design philosophy: all models share a 480 mm barrel, blued steel construction, a threaded muzzle for accessories, and a distinctive safety mechanism integrated into the bolt lever. The naming convention, drawn from musical instruments, adds a layer of cultural curiosity—particularly the MZ-07 Obamka, whose name sparked viral speculation about a connection to Barack Obama, though it actually refers to a Caucasus-region instrument. The series covers a range of Flobert calibers from 4mm to 9mm, with the MZ-04 Balalaechka and MZ-07 Obamka offering additional caliber options beyond the standard 6mm. As single-shot bolt-action rifles, they appeal to target shooters and collectors interested in traditional Flobert firearms, and the adjustable rear sight and threaded muzzle provide modest customization. The Mayzus series stands as a contemporary interpretation of a classic European sporting rifle lineage.

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