T4E-Specials IBERIA STTi-SMG Conversion Kit for HDR50 "TAN"

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This TAN conversion kit transforms your UMAREX HDR50 revolver into a modern carbine with enhanced stability and ergonomics. It features a 5-position adjustable folding stock and an extensive mounting rail system.

  • Construction: High-durability polymer combined with aluminum components for maximum reliability in action.
  • Modularity: The Plug & Play system allows for lightning-fast installation without permanent modifications to your revolver.
Availability In stock
Delivery to:
15.09.2026
Delivery options
Code: 794IB
346,21 € 286,12 € excl. VAT Measure price:
T4E-Specials IBERIA STTi-SMG Conversion Kit for HDR50 "TAN"
Not rated Rating details

STTi-SMG Kit: Professional Tactical Upgrade for your HDR50 Revolver

Do you want to elevate the performance of your UMAREX HDR50 revolver? The STTi-SMG conversion kit by T4E Specials-IBERIA offers an innovative solution that combines SMG design with practical flexibility. This kit significantly improves shooting accuracy through stable support and allows you to transform a short gun into a full-fledged carbine within minutes.

The kit is designed with maximum variability in mind. The 5-position adjustable folding stock adapts to every shooter and situation. The 235mm top Picatinny rail provides vast space for mounting red dots or optics, while three front rails are ready for lasers, flashlights, or the included folding foregrip. The kit is fully ambidextrous, catering to both right and left-handed shooters, including the option to mount a sling on either side.

Key Features:

  • Plug & Play Design: Quick and easy installation without the need for complex tools or modifications to the internal mechanism.
  • High Durability: A blend of premium polymer and aluminum ensures a long service life while maintaining low weight.
  • Universality: The kit is fully compatible with HDR50 revolvers using tuning barrels or standard adapters.
  • Tactical Equipment: The package includes flip-up sights, a front grip, and a QD swivel mounting point for a sling.

Technical Specifications:

  • Material: Polymer plastic / Aluminum
  • Color: TAN (Sand)
  • Manufacturer: STTi / T4E Specials-IBERIA
  • Top Rail Length: 325 mm

Package Contents:

  • STTi-SMG Bodykit
  • Adjustable stock
  • Hand grip
  • Folding front grip
  • 2× Flip-up sights
  • QD Swivel mount point

Frequently Asked Questions (FAQ)

Question: Is the UMAREX HDR50 revolver included in the package?
Answer: No, the HDR50 revolver and additional accessories like red dots are not included in the delivery.
Question: Is it necessary to drill into the revolver for installation?
Answer: Not at all. The kit uses a Plug & Play system, so you simply insert the revolver into the body kit and secure it.

Additional parameters

Category: T4E HDR.50 / TR.50
EAN: 4715997082231

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