SKU: 90745596386

Z-RAM Starterkit: Powerkit.50 + Z-Extension for Umarex TP50 HDP50 13J Version | GEN.2 | Exportventil | 25-35 J+

Sale price$63.90 Regular price$71.00
Save 10%

Pay in installments of $17.75 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 20 - Aug 25

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

Z-RAM Starterkit: Powerkit.50 + Z-Extension for Umarex TP50 HDP50 13J Version | GEN.2 | Exportventil | 25-35 J+Powerkit. 50 + Z Extension for Umarex TP50 HDP50 13J Version GEN. 2 Exportventil 25 35 J+ 2535+ Joules Built for GEN. 2 (13J Version) Want more output with less stress? This 2 in 1 combo takes your Umarex TP50 HDP50 (13J Gen. 2) to the next level. Includes the Powerkit. 50 for serious performance and the Z Extension to unleash the full potential of your marker. No shell mods needed. Just screw in, lock it, and shoot. Plug & play Up to 35+ Joules even

Powerkit.50 + Z-Extension for Umarex TP50 HDP50 13J Version | GEN.2 | Exportventil | 25-35 J+


🔥 25–35+ Joules | Built for GEN.2 (13J Version)

Want more output with less stress? This 2-in-1 combo takes your Umarex TP50 / HDP50 (13J Gen.2) to the next level. Includes the Powerkit.50 for serious performance and the Z-Extension to unleash the full potential of your marker. No shell mods needed. Just screw in, lock it, and shoot.

✔️ Plug & play
✔️ Up to 35+ Joules – even more with long barrel & HPA
✔️ For 13J GEN.2 TP50 / HDP50

 

🔧 What’s Inside

▪️ Powerkit.50 for TP50 / HDP50 13J GEN.2
• CNC stainless steel Power-Pin
• Enlarged valve port (1.5 mm)
• Hex bore (2.5 mm) for gas expansion
• Insert fits directly – no throttle needed
• Output: 20–30+ Joules on CO₂
• Allen screw mounting – quick & reversible

▪️Z-RAM Z-Extension
• CNC steel body – increases internal volume
• Adds minimum +8 Joules output
• Even more boost with long barrel or HPA
• Stackable screw-on design
• Also fits FSC, TCP, T8.1, T9.1 (adapter sold separately)

 

📦 In the Box
✔️ 1x Powerkit.50 (Insert + Pin)
✔️ 1x Z-RAM Z-Extension
✔️ 1x O-Ring for Z-Extension (13.5 × 10 × 1.75 mm)
✔️ 1x Allen key (2.5 mm)

 

▶️ Watch install video on YouTube: [Link]

💥 Pro Tip:
For best performance, we recommend removing the valve disk and chamber block inside. Combine with Tuning Barrels for maximum results.

 

⚠️ Legal & Safety Notes
• Not an official Umarex product
• Installation prohibited in Germany
• May void your warranty
• Check your local laws – max. 7.5 Joules in DE
• Sale only to adults (18+)

 

▶️ 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.

Collections

 

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: 90745596386

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.3 ★★★★★
Based on 10 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
T
Verified Purchase
the_arti_edit
Birmingham, US
★★★★★ 5
Must buy for summer
Color: Blue, Size: 7x7 FT (1~3 person), Color: Blue, Size: 7x7 FT (1~3 person)
Lightweight, compact, and super easy to pack. Sand shakes right off and it dries quickly, which is perfect for the beach.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 1, 2026
B
Verified Purchase
Brooke H
Waukegan, US
★★★★★ 5
Love this!
Color: Green, Size: 9x10 FT (1~8 person), Color: Green, Size: 9x10 FT (1~8 person)
This picnic blanket is great! Portable, comfy, durable and easy to put back in its sleeve. Comes with stakes and a carry strap. Would buy again. I got the big size and it’s perfect.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 6, 2026
A
Verified Purchase
Adam Altman
Fort Morgan, US
★★★★★ 5
EXCELLENT EXERCISE BANDS MADE VERY WELL.THANK YOU VERY MUCH ADAM ALTMAN
Color: Assorted
These exercise bands are awesome.They come in multiple strengths, excellent photoning building muscle.Very happy with the purchase.I highly recommend it.I also bought two extra sets to give out to my brother and a friend.I used this set with me and my son and we have a good time working out together.I would definitely buy more if they come out with stronger sizes. Thank you very much Adam Altman
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 12, 2026
A
Verified Purchase
Amazon Customer
Chelsea, US
★★★★★ 5
Working well for my home physical therapy follow-up needs
Color: Assorted
These bands work well for me to continue my physical therapy regimen at home. I have only owned them for a few weeks but the quality seems to be good for my usage. Just keep in mind I am using these for PT, not for any advanced or lofty strengthening goals.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 19, 2026
A
Verified Purchase
Anna Serdiuk
Port Orchard, US
★★★★★ 4
Good starter resistance bands, nice design and fair quality
Color: Coffee
I recently started working out and spent quite some time choosing resistance bands. I decided to go with this set mainly because it has a huge number of reviews and is very popular, which felt like a safe option for a beginner. Overall, I think this is a good value-for-money product. The bands look nice, and I really like the color palette — the coffee/milky tones look stylish and different from the usual bright gym colors. I use them regularly, and they work fine for my workouts. One thing worth mentioning is that if you use them directly on bare skin, they can roll a bit. However, when wearing leggings, they stay in place and feel comfortable. At this stage, I’m satisfied with them. In the future, as I train more, I’ll probably upgrade to a higher-end set, but for starting out, these bands do the job well. I’d rate them 4 out of 5.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 22, 2026

recommand products