Skip to content
← All replicas

STP45 MK3

G&G Armament STP45 MK3 — Gas Blowback — Pistol specifications and source-backed technical data.

Image pending permission

Specifications

Manufacturer RRP
$177.00 (US)
Last known UK retail price
£185.00 (BZ Tactical)
Manufacturer
G&G Armament
Power source
Gas Blowback
Category
Pistol
Magazine pattern
G&G STP45 / 2024 CP GBB
Hop style
Adjustable
SKU / product code
GAS-STP-MK3-BBB-ECM
Weight
860 g
Length
203 mm
Inner barrel
104 mm
Magazine capacity
30 BBs

Product information

The STP45 MK3 is a Gas Blowback pistol from G&G Armament, built around the STP45 / Hi-Capa-compatible platform. The STP45 MK3 uses a dot-ready polymer slide, CNC middle frame, 104 mm inner barrel and 30-round magazine.

At a glance

  • Overall length: 203 mm
  • Listed weight: 860 g
  • Inner barrel: 104 mm
  • Included/reference magazine: 30 BBs
  • Magazine pattern: G&G STP45 / 2024 CP GBB
  • Hop-up: PAI adjustable hop-up
Make it work for you

Replica tools

Check power, explore compatibility and compare your options.

FPS / Joule calculatorUse your chrono reading and BB weight

Enter FPS and BB weight to calculate muzzle energy.

Published figures are a reference, not your replica’s chrono result. Equivalent speeds assume the same energy; changing BB weight can change measured energy. Check your own readings and your field’s limits.

Compatibility explorerMagazines, battery and attachment interfaces
Magazine pattern
G&G STP45 / 2024 CP GBB

A shared pattern or interface helps narrow your search; it does not guarantee fit across every brand or revision. Follow model-specific notes.

Find similar replicasCatalogue matches with reasons and quick comparison

Matches share a category and power source. Shared platform and checked UK price help order the suggestions.

Manuals & diagramsModel-specific reference documents

Official manuals and diagrams haven’t been linked for this model yet.

Recently checked price & availability

Live offers

Checked 8 Nov 2026, 03:49
BZ TacticalIn stock
£185.00
G&G STP45 Pistol - Black
UK retailer · verified against the exact mapped product page.
View at BZ Tactical

Patrol Base, BZ Tactical and Defcon are independently checked through dedicated retailer adapters. Availability is never guessed from generic page content.

Tracked UK retailer prices

Price history

Recorded selling prices, including out-of-stock listings. Delivery costs are excluded.

Recorded checks are listed below. Enable JavaScript to explore the graph.

Latest recorded checks
Latest ten observations per retailer
RetailerCheckedPriceAvailability
BZ Tactical8 Nov 2026, 03:49 GMT£185.00In stock
BZ Tactical7 Nov 2026, 03:00 GMT£185.00In stock
BZ Tactical6 Nov 2026, 02:20 GMT£185.00In stock
BZ Tactical5 Nov 2026, 01:20 GMT£185.00In stock
BZ Tactical4 Nov 2026, 00:20 GMT£185.00In stock
BZ Tactical3 Nov 2026, 05:30 GMT£185.00In stock
BZ Tactical2 Nov 2026, 04:50 GMT£185.00In stock
BZ Tactical1 Nov 2026, 04:00 GMT£185.00In stock
BZ Tactical31 Oct 2026, 03:00 GMT£185.00In stock
BZ Tactical30 Oct 2026, 02:00 GMT£185.00In stock

Prices are observations from successful checks, not a guarantee of today’s price. Gaps over 36 hours are left unconnected. Older records may contain changes only; daily observations begin with this update.

Spot an incorrect detail?

Suggest a correction for this replica. We review submissions before changing the listing.

Suggest a change

For fields with several values, separate them with commas. Your suggestion will not appear publicly until reviewed.

Contact details are only used to follow up on this suggestion and are visible to site admins.