CZ 2000 (Lada)
- Category
- Assault Rifle
- Barrel
- 382 mm
- Weight, empty
- 3.00 kg
- Introduced
- 1993
About
What it is, and why it matters
The CZ 2000 (originally designated Lada) is a Czech prototype 5.56mm modular weapon system developed by Ceska Zbrojovka, consisting of a standard assault rifle, compact carbine, and light machine gun. Development began in 1977 at the Brno General Machine-Building Plants R&D Center under the name Lada, originally chambered in 5.45x39mm for Warsaw Pact compatibility. Following the dissolution of the Warsaw Pact in 1991 and Czechoslovakia's alignment with NATO, the system was redesigned in 1993 to accept 5.56x45mm NATO ammunition and redesignated as the CZ 2000 in 1995. The rifle uses a Kalashnikov-type long-stroke gas piston operating system with a rotating bolt, housed in a stamped steel receiver. It features a side-folding skeleton buttstock and a fire selector with semi-automatic, three-round burst, and full-automatic modes. The CZ 2000 competed to replace the aging Sa vz. 58 as the Czech Republic's standard service rifle, but was ultimately abandoned due to post-Cold War defense budget cuts. The project was succeeded by the CZ 805 BREN, which eventually won the Czech military rifle competition in 2009.
The CZ 2000 Lada represents a fascinating Cold War footnote - a weapon system that began life as a Soviet-caliber design behind the Iron Curtain and was hastily rechambered for NATO ammunition after the fall of communism. Despite its failure to reach production, the lessons learned directly influenced the CZ 805 BREN, which went on to replace the very Sa vz. 58 the Lada was originally designed to succeed.
The CZ 2000 system included three barrel lengths: a 185mm subcarbine barrel, a 382mm standard rifle barrel, and a 577mm light machine gun barrel - all sharing the same receiver and action. The original Lada prototype in 5.45x39mm had a bore diameter of 5.41mm, near the smallest allowed Soviet tolerance limit, as the Soviets did not share detailed technical data with Czechoslovakia. The muzzle velocity of 910 m/s with the standard 382mm barrel is from Military Factory. Despite never entering mass production, the CZ 2000 represented Czechoslovakia's most ambitious attempt at a modular small arms family and informed the design philosophy behind the later CZ 805 BREN program.
Specification
Everything measured
IdentityWhat it is, who built it and when.
- Manufacturer
- Česká zbrojovka
- Category
- Assault Rifle
- Country
- Czechia
- Status
- Prototype
- Produced
- 1993
DimensionsAs issued, without a magazine or an optic.
- Barrel
- 382 mm
- Overall length
- 850 mm
- Weight, empty
- 3.00 kg
- Weight, loaded
- 3.50 kg
ActionHow it cycles, what trips it, and what feeds it.
- Action
- Gas operated long stroke
- Firing mechanism
- Hammer fired
- Trigger
- Single stage
- Capacity
- 30
- Magazine
- Detachable box
MaterialsEach swatch is the material itself, not a colour chosen to stand for it.
- Frame
- Stamped steel
- Barrel
- Steel
- Stock
- Polymer
- Finish
- Matte black
BallisticsFrom the service cartridge, not a handload.
- Muzzle velocity
- 910 m/s
- Muzzle energy
- 1656 J
- Effective range
- 500 m
- Maximum range
- 800 m
- Rate of fire
- 800 rpm
Trajectory
What the round does downrange
Solved from the muzzle figures and the bullet. The dashed rule is the effective range on the record, and the crosses are the steps the solver returned.
Features
What it has
What the record lists as fitted, drawn from the catalogue.
Select fire
Gas operated long stroke piston
Rotating bolt
Side folding stock
Stamped receiver
Three round burst- Modular system
Kalashnikov type action
Chrome lined barrel
Standing
How it compares
Each figure against the firearms of the same type and cartridge that record it, or of the same type where that cartridge has too few. Positions are read to the nearest tenth.
| Measurement | This firearm | Median | Position |
|---|---|---|---|
| Empty weightAmong 158 5.56x45mm NATO assault rifles | 3.00 kg | 3.60 kg | Lighter than about 90% |
| Overall lengthAmong 156 5.56x45mm NATO assault rifles | 850 mm | 920 mm | Shorter than about 70% |
| Barrel lengthAmong 157 5.56x45mm NATO assault rifles | 382 mm | 449 mm | Shorter than about 80% |
| Magazine capacityAmong 158 5.56x45mm NATO assault rifles | 30 | 30 | Near the median |
Answers
Questions about the CZ 2000 (Lada)
How much does the CZ 2000 (Lada) weigh?
The CZ 2000 (Lada) weighs 3.00 kg (6.61 lb) empty and 3.50 kg (7.72 lb) loaded.
What caliber is the CZ 2000 (Lada)?
The CZ 2000 (Lada) is chambered in 5.56x45mm NATO.
How many rounds does the CZ 2000 (Lada) hold?
The CZ 2000 (Lada) holds 30 rounds, fed from a detachable box magazine.
How long is the CZ 2000 (Lada)?
The CZ 2000 (Lada) is 850 mm (33.5 in) long overall, with a 382 mm (15.0 in) barrel.
Who makes the CZ 2000 (Lada)?
The CZ 2000 (Lada) is made by Česká zbrojovka (Czechia). It was designed by Ceska Zbrojovka design team.
When was the CZ 2000 (Lada) introduced?
The CZ 2000 (Lada) was introduced in 1993.
How does the CZ 2000 (Lada) operate?
The CZ 2000 (Lada) uses a gas operated long stroke action, and its firing mechanism is hammer fired.
Compatibility
Which parts fit this firearm
Studio
Every part that mounts on this, resolved
Not a list the maker typed out: the answer comes from the mounts this firearm exposes and the interface each part needs, so it stays right when either one changes.
- Every part that mounts on any firearm in the catalogue
- Interface standards, platforms and fit overrides
- The same answers through the API and the MCP server
Requires a signed-in GunSpec account on the Studio plan. The answer is computed per part, so it is not part of the public record.
Provenance
What the record holds
Every figure above was taken from one of these pages. The confidence reflects how much of the record came from a page a claim can be checked against.
Provenance
Confidence in this record
72%
Stockists
Where to buy
Offers link straight to the shop. GunSpec never takes the order.
No shop has listed this firearm yet
Stock and prices come from the shops themselves. If you sell this firearm, you can list it and it appears here.
List a firearmMCP
Ask an assistant about it
The same record, reached the way a person asks for it rather than the way a program does.
Ask GunSpec
Works with
Point an MCP client at GunSpec and it answers from the catalogue rather than from memory. A free key covers the read tools.
API
The call that returns this record
The same fields, in the same units, from the same endpoint the page reads.
curl --request GET \ --url 'https://api.gunspec.io/v1/firearms/ceska-zbrojovka-cz2000' \ --header 'X-API-Key: your_key'{ "id": "ceska-zbrojovka-cz2000", "name": "CZ 2000 (Lada)", "manufacturer": { "id": "cz", "name": "Česká zbrojovka", "countryCode": "CZ", "foundedYear": 1936, "website": "https://www.czfirearms.com", "logoUrl": null, "description": "Czech firearms manufacturer based in Uherský Brod, established in 1936 as a strategic armaments facility and became the main Czechoslovak producer of small firearms after World War II.", "status": "active", "defunctYear": null, "stateOwned": null, "makesFirearms": null, "parentId": null, "predecessorId": null, "createdAt": "2026-02-11 23:44:38", "updatedAt": "2026-02-18 03:43:46", "version": "3d31eca95fe86453b3e4ce39da89e68e7772f8583a0d304f8ec5873a2440ab13" }, "category": { "id": "assault-rifle", "name": "Assault Rifle", "description": "Selective-fire rifles chambered in intermediate cartridges" }, "country_of_origin": "CZ", "year_introduced": 1993, "barrel_length_mm": 382, "weight_empty_g": 3000, "action_type": "gas_operated_long_stroke"}