--- product_id: 611787400 title: "ALIEN PLAY 2.8g 150 X 50 Cal Hard Self Defense Aluminum Balls Fit for Tr50" brand: "alien play" price: "Β₯9193" currency: JPY in_stock: true reviews_count: 13 category: "Alien Play" url: https://www.desertcart.jp/products/611787400-alien-play-2-8g-150-x-50-cal-hard-self store_origin: JP region: Japan --- # Perfect 50 Cal uniform size Top-grade seamless aluminum alloy 2.8g precision weight ALIEN PLAY 2.8g 150 X 50 Cal Hard Self Defense Aluminum Balls Fit for Tr50 **Brand:** alien play **Price:** Β₯9193 **Availability:** βœ… In Stock ## Summary > πŸš€ Shoot Sharp, Hit Hard, Stay Ahead! ## Quick Answers - **What is this?** ALIEN PLAY 2.8g 150 X 50 Cal Hard Self Defense Aluminum Balls Fit for Tr50 by alien play - **How much does it cost?** Β₯9193 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/611787400-alien-play-2-8g-150-x-50-cal-hard-self) ## Best For - alien play enthusiasts ## Why This Product - Trusted alien play brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Reusable & Durable:** No deformation or shattering on steel targets or concreteβ€”shoot more, waste less. - β€’ **Versatile Performance:** Ideal for target practice, recreational shooting, and reliable home defense. - β€’ **Precision Engineered Impact:** 2.8g aluminum balls deliver unmatched kinetic energy for superior stopping power. - β€’ **Tailored Fit for TR50 Series:** Specifically designed to fit Umarex TR50, HDP50, HDR50, and BP50 models perfectly. - β€’ **Seamless Mirror-Polished Finish:** Smooth, flawless surface ensures maximum penetration and zero jamming during rapid fire. ## Overview Alien Play 2.8g 150-count 50 Cal aluminum balls are precision-crafted for Umarex TR50 series airguns. Featuring a seamless, mirror-polished finish and superior weight, these reusable rounds outperform plastic and steel alternatives by flying faster, hitting harder, and never jamming. Perfect for professionals and enthusiasts seeking reliable, high-impact target practice and home defense ammo. ## Description Uniform Size of 50 Caliber. Fit For Umarex Tr50, HDP50, HDR50, BP50 Perfectly. Top Class Aluminum Alloy Crafted With NO Flaws. More Powerful Than Plastic Nylon Kinetic Balls And Rubber Balls. Fly Faster And Farther Than Steel Balls. Weighs More And Hits Harder Than Nylon Balls. Silver Color, Smooth Finish, Seamless, Mirror Polishing For Maximum Impact and Best Penetration. Great for Target Practice , Recreational Shooting And Home Defense. Fly Straight, Hit Accurate And Never Get Jammed. Very Reusable, No Shattering With Steel Targets. No Deforms When Hit Concrete Blocks Or Plywood. Review: EXPECT THE BEST - 100% PERFECT FOR 50CAL. BARGAIN PRICE. Review: Highly recommended to me by experienced airgun owners. - First time airgun owner here (Beeman BP50). I was asking around about which round ball ammo to start with, and had multiple people recommend the Alien Play Aluminum Balls. I love that these are reusable and don't deform when shot into a suitable trap/target. Great quality and value for the money - these will last me a long, long time. Highly recommended! ## Features - Uniform Size of 50 Caliber. Fit For Umarex Tr50, HDP50, HDR50, BP50 Perfectly. 2.8 Grams/Count. - Top Class Aluminum Alloy Crafted With NO Flaws. Break A Glass or Window Easily. - More Powerful Than Plastic Nylon Kinetic Balls And Rubber Balls. Fly Faster And Farther Than Steel Balls. Weighs More And Hits Harder Than Nylon Balls. - Silver Color, Smooth Finish, Seamless, Mirror Polishing For Maximum Impact and Best Penetration. - Great for Target Practice , Recreational Shooting And Home Defense. Fly Straight, Hit Accurate And Never Get Jammed. - Very Reusable, No Shattering With Steel Targets. No Deforms When Hit Concrete Blocks Or Plywood. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CTGC82FX | | Best Sellers Rank | #62,908 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #23 in Paintball Paintballs | | Brand | Alien Play | | Brand Name | Alien Play | | Caliber | 50 | | Color | silver | | Compatible Devices | Umarex T4E, TR50, HDP50, HDR50, BP50 | | Cross Section Shape | Round | | Customer Reviews | 4.5 out of 5 stars 204 Reviews | | Included Components | 150 x 50 cal aluminum balls | | Item Highlight | 50 Cal Kinetic Alu Balls Fit For Umarex T4E TR50/HDP50/HDR50/BP50, Reusable Solid Balls for Training and Target Practice | | Item Type Name | 150 x 50 cal aluminum balls | | Item Weight | 2.8 g | | Manufacturer | Alien Play | | Material | Aluminum | | Material Type | Aluminum | | Model Name | 150 x 50 cal aluminum balls | | Number of Items | 150 | | Shape | Round | | Size | 127 mm | | Sport | Target Shooting | | Sport Type | Target Shooting | | Style Name | Classic | | Unit Count | 150 Count | | Warranty Description | 1 year manufacturer | ## Product Details - **Brand:** Alien Play - **Color:** silver - **Model Name:** 150 x 50 cal aluminum balls - **Size:** 127 mm - **Sport:** Target Shooting ## Images ![ALIEN PLAY 2.8g 150 X 50 Cal Hard Self Defense Aluminum Balls Fit for Tr50 - Image 1](https://m.media-amazon.com/images/I/81YbdKPE8PL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ EXPECT THE BEST *by T***N on July 6, 2026* 100% PERFECT FOR 50CAL. BARGAIN PRICE. ### ⭐⭐⭐⭐⭐ Highly recommended to me by experienced airgun owners. *by B***L on February 6, 2026* First time airgun owner here (Beeman BP50). I was asking around about which round ball ammo to start with, and had multiple people recommend the Alien Play Aluminum Balls. I love that these are reusable and don't deform when shot into a suitable trap/target. Great quality and value for the money - these will last me a long, long time. Highly recommended! ### ⭐⭐⭐⭐⭐ Fit fine and work great *by D***Y on February 5, 2026* I have not had any problems with these aluminum balls since I bought them a couple of years ago. I heard some people had a problem with them sticking I have NOT had that problem. I paid 17.99 in 2024 for them. ## Frequently Bought Together - ALIEN PLAY 150 X 50 Cal Aluminum Balls, Hard 50 Cal Ammo Fits for Umarex T4E TR50/HDP50/HDR50, 2.8 Grams Reusable Solid Kinetic Projectiles Self Defense Paintball Balls for Target Practice - 100 Rounds Solid Nylon 50 Cal. Paintballs 50 Cal Rubber Balls Ammo for Tr50 Reusable .50 Caliber Hard Plastic Projectiles for Self Defense - Umarex High-Grade CO2 Cartridges for Pellet Guns --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/611787400-alien-play-2-8g-150-x-50-cal-hard-self](https://www.desertcart.jp/products/611787400-alien-play-2-8g-150-x-50-cal-hard-self) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-09-14*