Tisas 1911 Duty B45
- Category
- Pistol
- Barrel
- 127 mm
- Weight, empty
- 1.02 kg
- Introduced
- Not recorded
About
What it is, and why it matters
The Trabzon Gun Industry Corporation 1911 Duty B45 is a semi-automatic pistol chambered in .45 ACP, manufactured by Trabzon Gun Industry Corporation of Trabzon, Turkey and imported into the United States by Tisas USA. A full-size 5-inch duty 1911 in .45 ACP featuring white-dot sights, a beavertail grip safety, an accessory rail, and a forged carbon steel frame and slide for service and range use. Tisas has earned a strong reputation in the American market for delivering well-built, forged-steel 1911 and modern striker-fired pistols at an accessible price point.
Founded in 1993 in Trabzon, Turkey, Tisas (Trabzon Silah Sanayi) has grown into one of Turkey's largest small-arms makers and a major OEM and importer of forged-steel 1911 pistols to the United States.
Imported to the US by Tisas USA. Specifications from the manufacturer product page (tisasarmsusa.com).
Specification
Everything measured
IdentityWhat it is, who built it and when.
- Manufacturer
- Trabzon Gun Industry Corporation
- Category
- Pistol
- Country
- Türkiye
- Status
- In production
DimensionsAs issued, without a magazine or an optic.
- Barrel
- 127 mm
- Overall length
- 220 mm
- Height
- 148 mm
- Width
- 38 mm
- Weight, empty
- 1.02 kg
ActionHow it cycles, what trips it, and what feeds it.
- Action
- Short recoil
- Firing mechanism
- Single action
- Trigger
- Single action
- Trigger pull
- 24.0 N
- Capacity
- 8
- Magazine
- Detachable box
MaterialsEach swatch is the material itself, not a colour chosen to stand for it.
- Frame
- Carbon steel
- Slide
- Carbon steel
- Barrel
- Steel
- Finish
- Matte black
BallisticsFrom the service cartridge, not a handload.
- Effective range
- 50 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.
White dot sights
Beavertail grip safety
Polymer grips
Accessory rail
Forged steel frame
Skeletonized hammer
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 128 .45 ACP pistols | 1.02 kg | 1.04 kg | Near the median |
| Overall lengthAmong 129 .45 ACP pistols | 220 mm | 215 mm | Longer than about 80% |
| Barrel lengthAmong 129 .45 ACP pistols | 127 mm | 117 mm | Longer than about 70% |
| Magazine capacityAmong 129 .45 ACP pistols | 8 | 8 | Holds more rounds than about 60% |
Answers
Questions about the Tisas 1911 Duty B45
How much does the Tisas 1911 Duty B45 weigh?
The Tisas 1911 Duty B45 weighs 1.02 kg (2.24 lb) empty.
What caliber is the Tisas 1911 Duty B45?
The Tisas 1911 Duty B45 is chambered in .45 ACP.
How many rounds does the Tisas 1911 Duty B45 hold?
The Tisas 1911 Duty B45 holds 8 rounds, fed from a detachable box magazine.
How long is the Tisas 1911 Duty B45?
The Tisas 1911 Duty B45 is 220 mm (8.66 in) long overall, with a 127 mm (5.00 in) barrel.
Who makes the Tisas 1911 Duty B45?
The Tisas 1911 Duty B45 is made by Trabzon Gun Industry Corporation (Türkiye).
How does the Tisas 1911 Duty B45 operate?
The Tisas 1911 Duty B45 uses a short recoil action, and its firing mechanism is single action.
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
78%
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/tisas-1911-duty-b45' \ --header 'X-API-Key: your_key'{ "id": "tisas-1911-duty-b45", "name": "Tisas 1911 Duty B45", "manufacturer": { "id": "tisas", "name": "Trabzon Gun Industry Corporation", "countryCode": "TR", "foundedYear": 1993, "website": "https://www.tisasfirearms.com", "logoUrl": null, "description": null, "status": null, "defunctYear": null, "stateOwned": null, "makesFirearms": null, "parentId": null, "predecessorId": null, "createdAt": "2026-02-18 03:40:48", "updatedAt": "2026-02-18 03:40:48", "version": "9560d067dcc76cc7b392b784daa9ebe25ee0d34a303df7da1106f059867e1249" }, "category": { "id": "pistol", "name": "Pistol", "description": "Handguns designed to be fired with one or two hands" }, "country_of_origin": "TR", "year_introduced": null, "barrel_length_mm": 127, "weight_empty_g": 1018, "action_type": "short_recoil"}