H&K UMP45 Gas Magazine – Umarex VFC Compatible

The H&K UMP45 Umarex VFC gas magazine is a dedicated magazine for the VFC UMP45 gas blowback platform. Designed to maximise gas efficiency and round capacity, this magazine delivers the consistency GBB players expect when running rapid-fire drills or sustained fire in UK CQB and woodland sites. Built to OEM specifications, it pairs seamlessly with compatible airsoft GBB pistols.

Key Features

• Umarex VFC compatible – designed specifically for the VFC UMP45 gas blowback platform, ensuring reliable fitment and operation.
• Gas-efficient design – optimised internal geometry for consistent gas retention and reliable feeding across temperature ranges.
• Durable construction – robust polymer and steel components withstand regular use and reload cycles.
• OEM-specification build – matches factory performance standards, delivering predictable round counts and trigger response.
• Spare magazine solution – essential for extended skirmishes without mid-game reload downtime.

Real-World Use Cases

• UK CQB indoor sites: Rapid magazine changes in close-quarters engagements demand reliable spares; this magazine ensures you stay in the fight.
• Extended woodland skirmishes: Carry multiple magazines to sustain fire rate and maintain pressure during sustained engagement phases.
• GBB pistol enthusiasts: Ideal for collectors and competitive players running the VFC UMP45 as a primary or secondary platform.

Technical Specifications

• Manufacturer: Umarex VFC.
• Compatibility: H&K UMP45 Umarex VFC gas blowback platform.
• Magazine Type: Gas blowback magazine.
• Construction: Polymer and steel.

Compatibility & Upgrades

This UMP45 gas magazine is engineered exclusively for the Umarex VFC H&K UMP45 platform. If you operate a different GBB pistol, verify magazine compatibility before purchase. For optimal performance, use high-quality gas (propane through an adaptor or GBB-spec green gas) and ensure regular cleaning of the magazine feed lips and valve stem. Pairing with lightweight 0.20 g BBs will maximise round count consistency in cold UK weather.

UK Legal & Site Notes

Gas blowback magazines are not restricted under UK law, but always confirm your airsoft site’s magazine capacity and rate-of-fire rules before play. Some UK sites enforce limits on hi-capacity magazines; check with your chosen venue. Ensure your GBB pistol is UKARA-registered or held under a valid Two-Tone defence if it qualifies as a Realistic Imitation Firearm (RIF).

Order your H&K UMP45 Umarex VFC gas magazine from Airsoftdirect today. Note: currently out of stock, but pre-order now for fast UK dispatch as soon as stock arrives. Browse our full range of GBB magazines and spare parts to keep your loadout battle-ready.