SKU: 65476786129

Z-RAM Starterkit: Firing Bolt + Powerkit.50 for Umarex TP50 HDP50 13J Version | GEN.2 | Exportventil | 20-30 J+

Sale price$54.90 Regular price$61.00
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Description

Z-RAM Starterkit: Firing Bolt + Powerkit.50 for Umarex TP50 HDP50 13J Version | GEN.2 | Exportventil | 20-30 J+Z RAM Firing Bolt + Powerkit. 50 for Umarex TP50 HDP50 13J Version GEN. 2 Exportventil 20 30J+ Includes Powerkit. 50 + Z RAM Stainless Steel BoltOutput: 20 30+ Joules Ready to push your Umarex TP50 HDP50 13J (GEN. 2) to the next level? This combo set is made for serious users who want a clean install without the headache. The Z RAM stainless steel bolt comes prepped to receive the included Power Pin no need to destroy your original aluminum pin during

Z-RAM Firing Bolt + Powerkit.50 for Umarex TP50 HDP50 13J Version | GEN.2 | Exportventil | 20-30J+

 

Includes Powerkit.50 + Z-RAM Stainless Steel Bolt
Output: 20-30+ Joules

Ready to push your Umarex TP50 / HDP50 13J (GEN.2) to the next level? This combo set is made for serious users who want a clean install without the headache. The Z-RAM stainless steel bolt comes prepped to receive the included Power-Pin — no need to destroy your original aluminum pin during removal. Just screw it in, lock it down, and you're done.

💡 Why this combo makes sense:
The factory pin is often pressed in and tends to get damaged during removal. Our solution: skip the frustration and start fresh. You save time, effort, and nerves — and gain power.

 

🔧 What’s Inside
▪️ Powerkit.50 for TP50 / HDP50 13J GEN.2
• Stainless steel Power-Pin
• Enlarged 1.5 mm valve port
• Hex bore (2.5 mm) for improved CO₂ expansion
• Allen screw mounting – quick & reversible
• Increased gas flow, longer valve timing
• 30+ joules (temp-dependent)

▪️ Z-RAM Stainless Steel Bolt
• Heavy-duty steel construction
• Precision-fit for Umarex HDR50 / TR50 & HDP50 TP50
• Designed for easy Power-Pin integration
• Durable, high-performance upgrade

 

📦 Scope of Delivery

 

🔧 Installation Tip
For best performance, we recommend removing the valve disk and chamber block inside the grip. Combine with Z-Extension and Tuning Barrels for maximum results.

 

⚠️ Legal Note & Safety Info
The purchase and ownership of this set is legal. Installation, however, is prohibited in Germany due to the power increase and may void your warranty.
Not an original Umarex part. Use responsibly and within your local laws. Sale to adults (18+) only.

 

▶️ Questions? Drop us a message – we’ll help you build the perfect HDR50 setup.

 

We have many other interesting tuning parts and ammunition for your marker!
Check out our collection and choose your marker.

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Responsible Person in the EU and Application & Safety Instructions

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 65476786129

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brooke arnold
Alexandria, US
★★★★★ 1
not as pictured
Color: Light Grey, Size: Small
This is very boxy and looks nothing like the photo. Sad
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Reviewed in the United States on December 4, 2025
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Peter Amato
Bozeman, US
★★★★★ 5
A Must buy
Color: Beige, Size: Medium
For the price, can’t beat it! Comfortable, stylish and so soft!
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Reviewed in the United States on January 10, 2026
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Kate
Phoenix, US
★★★★★ 3
not very crop
Color: Black, Size: X-Large
longer than pictured, but comfortable so far.
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Reviewed in the United States on January 30, 2026
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CrystalLea
Dallas, US
★★★★★ 5
Comfortable and light!
Color: Brown, Size: Large
Wanted something that was going to be lightweight but had those longer sleeves because I do still get a tad chilly even on the warmer days. This is perfect, the fabric is lightweight and breathable, the loose cut around the waist adds to the top's "breathability," but it still keeps you cozy and warm on those chilly mornings! The brown is a lovely warm-coffee tone and it hasn't faded a bit in the wash. Very nice shirt to add to your collection!
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Reviewed in the United States on April 14, 2026
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Draper, US
★★★★★ 4
looks nice, well made and styish.
This was a gift for a friend. It is well made, has a good modern style to it, comfortable to wear, she is taller, and it fits her well. Its a bit warm, so a fall kind of clothing option.
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Reviewed in the United States on February 5, 2026

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