SKU: 54841004257

Z-RAM Starterkit: Firing Bolt + Powerkit.50 V2 + Z-Extension for Umarex HDP50 TP50, export valve, Gen2 + Gen1 , 7.5j version 25-35J

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Description

Z-RAM Starterkit: Firing Bolt + Powerkit.50 V2 + Z-Extension for Umarex HDP50 TP50, export valve, Gen2 + Gen1 , 7.5j version 25-35JZ RAM Firing Bolt + Powerkit. 50 V2 + Z Extension for Umarex HDP50 TP50, export valve, Gen2 + Gen1 , 7. 5j version 25 35J Up to 25 35+ Joules Built for Gen1 & Gen2 Want to unlock the full potential of your Umarex HDP50 TP50? This all in one upgrade delivers exactly that. With the Powerkit. 50 V2, Z RAM Stainless Steel Bolt and our powerful Z Extension, youll get a massive performance boost and stress free installation. Designed for 7. 5J factory

Z-RAM Firing Bolt + Powerkit.50 V2 + Z-Extension for Umarex HDP50 TP50,  export valve,  Gen2 + Gen1 , 7.5j version 25-35J


🔥 Up to 25-35+ Joules | Built for Gen1 & Gen2

Want to unlock the full potential of your Umarex HDP50 / TP50? This all-in-one upgrade delivers exactly that. With the Powerkit.50 V2, Z-RAM Stainless Steel Bolt and our powerful Z-Extension, you’ll get a massive performance boost and stress-free installation. Designed for 7.5J factory models – and ready to hit 25–35+ Joules right out of the box.

 

✔️ Plug & play installation
✔️ Up to 35+ Joules – more with long barrel + HPA
✔️ For Gen1 & Gen2 HDP50 / TP50

 

🔧 What’s Inside

▪️ Powerkit.50 V2 for HDP50 / TP50 Gen1 + Gen2 (7.5J)
• Made for 7.5J HDP50 / TP50 Gen1 + Gen2
• Enlarged valve port + longer valve opening
• CNC Power-Pin (stainless steel, 2 mm shorter)
• Insert fits pressure chamber directly – no throttle needed
• Output: 20–30J depending on setup & temp
• Drop-in mod – reversible

▪️ Z-RAM Stainless Steel Bolt
• CNC-machined steel – heavy-duty & precise
• Accepts our Power-Pin directly
• No fragile Umarex Pin removal needed
• Fits HDR50, TR50, HDP50, TP50

▪️Z-RAM Z-Extension
• Increases internal volume for stronger shots
• CNC steel – stackable design
• +8 Joules minimum boost – even more with barrel & HPA
• Fits most Umarex RAM markers
• Also works with FSC, TCP, T8.1, T9.1 (adapter required)

 

📦 In the Box
✔️ 1x Powerkit.50 V2 (Insert + Pin)
✔️ 1x Z-RAM Steel Bolt
✔️ 1x Z-RAM Chamber Extension
✔️ 1x O-Ring for Z-Extension (13.5 × 10 × 1.75 mm)
✔️ 1x Allen key (2.5 mm)
✔️ 1x Mounting screw

 

▶️ 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+)

 

▶️ Any questions? We're happy to help you build your perfect HDR50 / TR50 monster 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: 54841004257

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Amazon Customer
New York, US
★★★★★ 5
Perfect size
Color: Vanilla/Acorn
Perfect size . This will hold everything you need. It’s not too small not too big
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Reviewed in the United States on May 4, 2026
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Janet Becraft
Los Angeles, US
★★★★★ 5
Colors and size
Color: Vanilla/Acorn
Perfect for my needs
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Reviewed in the United States on April 30, 2026
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Holy Cow
Cuba, US
★★★★★ 5
Polished Everyday Crossbody, Though Priced Like a Designer-Branded Bag
Color: Vanilla/Acorn
This crossbody bag has a clean, classic look that works well for everyday use, errands, travel, or casual outfits where you want something more polished than a basic purse. The north-south shape gives it a slim profile, so it does not feel overly bulky, but it still has enough room for daily essentials like a phone, wallet, keys, small cosmetics, cards, and other small items. The zipper closure is a practical feature because it keeps everything more secure than an open-top bag, especially when walking around, shopping, or traveling. The front and back zippered pockets are also useful for items you want quick access to, like a phone, receipt, lip balm, or transit card. I like that the layout keeps the bag organized without making it feel complicated. The material is mostly PVC with some polyester and polyurethane, so it has more of a coated designer-bag feel rather than soft genuine leather. That makes it easier to wipe clean and more resistant to everyday marks, but buyers should know they are paying more for the brand/style than for leather construction. The bag feels structured and presentable, but it may not have the same long-term aging or softness as a real leather crossbody. For comfort, the crossbody style is convenient because it keeps your hands free and distributes weight better than carrying a small handbag by hand. It is best for people who want a stylish everyday bag, not someone looking for a large tote or something that can carry bulky items. For pricing, similar branded crossbody bags usually range from about $80–$200, depending on the brand, size, material, and whether it is leather or coated canvas/PVC. At around $180, this is on the premium side for a PVC-blend crossbody, but it is fairly typical for the Michael Kors price range. Overall, it feels worth considering if you like the style and brand name, but value-focused buyers may want to compare sale prices or color options before paying full price.
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Reviewed in the United States on May 14, 2026
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Linda A.
Pawtucket, US
★★★★★ 5
Stylish, Spacious, and Perfect for Everyday Use
Color: Brown/Acorn
absolutely love this Michael Kors Jet Set Travel crossbody bag! The design is great making it easy to pair with both casual and dressy outfits. It’s surprisingly spacious for its size and keeps all my essentials organized without feeling bulky. The quality of the materials and craftsmanship is excellent, and it feels very durable. This has quickly become my go to bag for everyday use and travel! Great price!
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Reviewed in the United States on April 28, 2026
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Miss Beckworth
Draper, US
★★★★★ 5
Designer quality and design
Color: Vanilla/Acorn
This is the second Michael Kors bag in my collection, and I’m pleased with both of them. These are quality items that are timeless and complement pretty much everything that i own. At first, i thought that this was a travel bag in the sense that you would put toiletries in it, but it’s intended to be a smaller crossbody bag that you can travel with. It’s meant to hold essential items and look quite stylish while doing so. I chose this color since my luggage set and toiletry bags are all cream and brown. Classic, chic, elegant and sophisticated without screaming that this is a designer bag. This comes packaged beautifully and carefully so that it’s protected. The strap is adjustable on both sides. The bag lives up to Michael Kors quality and is worth every penny. I need a matching wallet or wristlet NOW. Highly recommended if you appreciate designer products that have a higher price point but will last for years and always be in style.
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Reviewed in the United States on March 18, 2026

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