Lithgow ACAR
- Category
- Assault Rifle
- Barrel
- 279 mm
- Weight, empty
- 2.80 kg
- Introduced
- 2020
About
What it is, and why it matters
The Lithgow ACAR (Australian Combat Assault Rifle) is an AR-platform rifle developed in collaboration with Wedgetail Industries for defence and law enforcement use. Built with 7075-T6 aluminum receivers and military-grade cold hammer-forged chrome-lined barrels, the ACAR features fully ambidextrous controls and caliber flexibility from 5.56 NATO to .300 BLK. Available in barrel lengths from 9 to 18 inches.
Developed with Wedgetail Industries. Available in 9"-18" barrel lengths. 5 lbs trigger pull (single stage) with optional 2-stage trigger.
Specification
Everything measured
IdentityWhat it is, who built it and when.
- Manufacturer
- Lithgow Arms
- Category
- Assault Rifle
- Country
- Australia
- Status
- In production
- Produced
- 2020
DimensionsAs issued, without a magazine or an optic.
- Barrel
- 279 mm
- Overall length
- 730 mm
- Weight, empty
- 2.80 kg
ActionHow it cycles, what trips it, and what feeds it.
- Action
- Gas operated direct impingement
- 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
- Aluminum
- Barrel
- Steel
- Stock
- Polymer
- Finish
- Cerakote
BallisticsFrom the service cartridge, not a handload.
- Effective range
- 500 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.
- Ar platform
Fully ambidextrous
7075 t6 aluminum receivers
Cold hammer forged barrel
Chrome lined barrel
Suppressor compatible
Nato rails
Adjustable stock- Caliber convertible
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 | 2.80 kg | 3.60 kg | Among the lightest tenth |
| Overall lengthAmong 156 5.56x45mm NATO assault rifles | 730 mm | 920 mm | Shorter than about 90% |
| Barrel lengthAmong 157 5.56x45mm NATO assault rifles | 279 mm | 449 mm | Shorter than about 90% |
| Magazine capacityAmong 158 5.56x45mm NATO assault rifles | 30 | 30 | Near the median |
Its place in the rankings
Answers
Questions about the Lithgow ACAR
How much does the Lithgow ACAR weigh?
The Lithgow ACAR weighs 2.80 kg (6.17 lb) empty. It is the 3rd lightest of 158 5.56x45mm NATO assault rifles in the catalogue.
What caliber is the Lithgow ACAR?
The Lithgow ACAR is chambered in 5.56x45mm NATO and .300 AAC Blackout.
How many rounds does the Lithgow ACAR hold?
The Lithgow ACAR holds 30 rounds, fed from a detachable box magazine.
How long is the Lithgow ACAR?
The Lithgow ACAR is 730 mm (28.7 in) long overall, with a 279 mm (10.98 in) barrel.
Who makes the Lithgow ACAR?
The Lithgow ACAR is made by Lithgow Arms (Australia).
When was the Lithgow ACAR introduced?
The Lithgow ACAR was introduced in 2020.
How does the Lithgow ACAR operate?
The Lithgow ACAR 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.
Provenance
Confidence in this record
80%
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/lithgow-acar' \ --header 'X-API-Key: your_key'{ "id": "lithgow-acar", "name": "Lithgow ACAR", "manufacturer": { "id": "lithgow-arms", "name": "Lithgow Arms", "countryCode": "AU", "foundedYear": 1912, "website": "https://www.lithgowarms.com", "logoUrl": null, "description": null, "status": "active", "defunctYear": null, "stateOwned": null, "makesFirearms": true, "parentId": null, "predecessorId": null, "createdAt": "2026-02-11 23:44:38", "updatedAt": "2026-02-18 03:43:49", "version": "e7879fcd94b135ad87d81c6abc932a9a55e8d801861c29f7d97830f0d7f9b395" }, "category": { "id": "assault-rifle", "name": "Assault Rifle", "description": "Selective-fire rifles chambered in intermediate cartridges" }, "country_of_origin": "AU", "year_introduced": 2020, "barrel_length_mm": 279, "weight_empty_g": 2800, "action_type": "gas_operated_direct_impingement"}