Taurus T4SA
- Category
- Sniper Rifle
- Barrel
- 406 mm
- Weight, empty
- 2.86 kg
- Introduced
- 2017
About
What it is, and why it matters
The Taurus T4SA is a Brazilian semi-automatic tactical carbine chambered in 5.56x45mm NATO, built on the AR-15/M4 platform. Engineered and manufactured in the United States by Taurus USA, the T4SA features forged upper and lower receivers, a 16-inch Chrome Moly Vanadium (CMV) barrel with a 1:7 twist rate, and ships standard with Magpul CTR stock and M-LOK or KeyMod aluminum handguard. While marketed primarily as a tactical carbine rather than a dedicated sniper rifle, the T4SA can serve in a designated marksman role when fitted with appropriate optics. At just 2.86 kg empty, it is one of the lighter platforms in its class, prioritizing mobility and rapid target engagement over extreme long-range precision.
The Taurus T4SA marked Taurus's first foray into the AR-15 platform market, representing the Brazilian company's attempt to compete in the crowded American modern sporting rifle segment. While Taurus is best known for its handguns and revolvers, the T4SA demonstrated the company's ambition to offer a complete lineup of military and law enforcement small arms.
The T4SA represents Taurus's entry into the modern sporting rifle market, leveraging the company's existing manufacturing infrastructure in the United States. The rifle is essentially a mil-spec M4-pattern carbine built to Taurus quality standards. The 1:7 twist rate barrel is optimized for heavier 5.56mm projectiles in the 62-77 grain range, making it suitable for precision applications at moderate distances. Standard M4/AR-15 magazines are compatible. The T4SA is designed primarily for the law enforcement and civilian markets in both Brazil and the United States.
Specification
Everything measured
IdentityWhat it is, who built it and when.
- Manufacturer
- Taurus
- Category
- Sniper Rifle
- Country
- Brazil
- Status
- In production
- Produced
- 2017
DimensionsAs issued, without a magazine or an optic.
- Barrel
- 406 mm
- Overall length
- 870 mm
- Weight, empty
- 2.86 kg
- Weight, loaded
- 3.30 kg
ActionHow it cycles, what trips it, and what feeds it.
- Action
- Gas operated direct impingement
- Firing mechanism
- Hammer fired
- Trigger
- Single stage
- Trigger pull
- 30.0 N
- Capacity
- 30
- Magazine
- Detachable box
MaterialsEach swatch is the material itself, not a colour chosen to stand for it.
- Frame
- Forged aluminum alloy
- Barrel
- Chrome moly vanadium steel
- Stock
- Polymer magpul ctr
- Finish
- Matte black anodized
BallisticsFrom the service cartridge, not a handload.
- Muzzle velocity
- 920 m/s
- Muzzle energy
- 1693 J
- Effective range
- 500 m
- Maximum range
- 2700 m
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.
Free floating barrel
M-lok handguard
Picatinny rail
Forged receivers
Chrome lined barrel
Mil spec trigger
Qd sling mount
Magpul furniture
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 430 sniper rifles | 2.86 kg | 5.40 kg | Among the lightest tenth |
| Overall lengthAmong 429 sniper rifles | 870 mm | 1150 mm | Shorter than about 90% |
| Barrel lengthAmong 434 sniper rifles | 406 mm | 620 mm | Shorter than about 90% |
| Magazine capacityAmong 434 sniper rifles | 30 | 6 | Among the largest capacities |
Its place in the rankings
Answers
Questions about the Taurus T4SA
How much does the Taurus T4SA weigh?
The Taurus T4SA weighs 2.86 kg (6.31 lb) empty and 3.30 kg (7.28 lb) loaded. It is the 9th lightest of 430 sniper rifles in the catalogue.
What caliber is the Taurus T4SA?
The Taurus T4SA is chambered in 5.56x45mm NATO.
How many rounds does the Taurus T4SA hold?
The Taurus T4SA holds 30 rounds, fed from a detachable box magazine.
How long is the Taurus T4SA?
The Taurus T4SA is 870 mm (34.3 in) long overall, with a 406 mm (16.0 in) barrel.
Who makes the Taurus T4SA?
The Taurus T4SA is made by Taurus (Brazil).
When was the Taurus T4SA introduced?
The Taurus T4SA was introduced in 2017.
How does the Taurus T4SA operate?
The Taurus T4SA uses a gas operated direct impingement 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.
In service
- Brazilian Military Police
- Brazil
- Brazilian Federal Police
- Brazil
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/taurus-t4sa' \ --header 'X-API-Key: your_key'{ "id": "taurus-t4sa", "name": "Taurus T4SA", "manufacturer": { "id": "taurus", "name": "Taurus", "countryCode": "BR", "foundedYear": 1939, "website": "https://www.taurususa.com", "logoUrl": null, "description": null, "status": null, "defunctYear": null, "stateOwned": null, "makesFirearms": null, "parentId": null, "predecessorId": null, "createdAt": "2026-02-11 23:44:40", "updatedAt": "2026-02-18 03:40:48", "version": "71240218613bda05e45296e8997918c10d23b1d7627e46a424bd7e516e0fdffb" }, "category": { "id": "sniper-rifle", "name": "Sniper Rifle", "description": "Precision rifles optimized for long-range accuracy" }, "country_of_origin": "BR", "year_introduced": 2017, "barrel_length_mm": 406, "weight_empty_g": 2860, "action_type": "gas_operated_direct_impingement"}