Modular Gun Parts UK – Legal Kits for Hobbyists, Builders & Collectors
In the fast-growing world of DIY gun kits and custom 3D printed builds, modular gun parts offer UK firearm enthusiasts the freedom to design and assemble kits legally for personal, educational, or display use.
At TopBoyGhostGuns.uk, we offer a wide selection of modular firearm components that are fully UK-compliant, non-functional, and shipped discreetly to protect your privacy.
What Are Modular Gun Parts?
Modular gun parts refer to firearm components designed to be:
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Easily interchanged
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Customizable in layout and function
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Compatible with non-firing kits or 80% builds
Our kits allow UK buyers to safely explore:
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3D printed lower frames
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Trigger assemblies (non-live)
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Slide kits (for demo only)
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Polymer receivers and jigs
Browse the full modular collection here:
Modular Firearm Kits UK
Why Choose Modular Kits in the UK?
Whether you’re new to building or a seasoned collector, modular kits let you:
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Learn how firearms are structured
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Mix and match compatible ghost gun parts
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Build legally with 80% lowers or demo-only parts
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Avoid UK weapons regulations by staying compliant
All parts at TopBoyGhostGuns.uk are sold for legal private use, educational purposes, and static display only.
What Modular Kits Can You Legally Buy?
Buy 3D Printed Gun Kit UK
Lightweight frames, rails, and jigs for non-functional use.
Ghost Gun Parts UK for Sale
Triggers, slides, guides, lower hardware – all legally unregulated.
Undetectable Firearm Kit UK Purchase
Stealth builds with no visible markings, built for educational or collection.
Shipping: Fast & Fully Discreet Across the UK
TopBoyGhostGuns.uk offers:
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Plain-label, unbranded packaging
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Secure UK-only shipping
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Signature-only delivery
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Invoices labeled for discretion
All orders include legal use disclaimers and ship within 2–4 business days.
Are Modular Gun Parts Legal in the UK?
Yes – if the parts are incomplete, non-functional, and intended for lawful use.
UK law allows:
3D printed frames
Display-only kits
DIY assemblies without live firing capability
UK law prohibits:
Full firearm builds
Importing live barrels, bolts, or ammo
Modifying any kit into an operable firearm
What UK Buyers Are Saying:
“Loved the flexibility. Modular kit arrived fast and legally.” – D. B., London
“Great service. Everything is easy to assemble and looks realistic.” – Verified Buyer, Bristol
Check out our full Customer Reviews.
Build Your Own Gun Kit UK – Start Here:
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Select your frame type
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Add compatible modular parts
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Checkout securely
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Receive your kit discreetly within the UK
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Build legally and responsibly
Browse all modular gun parts now:
https://topboyghostguns.uk/shop/modular-firearm-kits- Related Blog Posts:
Legal Disclaimer
All parts and kits sold at TopBoyGhostGuns.uk are intended for non-functional, educational, and display-only use. The buyer is fully responsible for complying with all applicable UK firearm laws. We do not sell live guns, ammo, or restricted components.
