--- product_id: 372791800 title: "United Scientific™ Mini Projectile Launcher, 3 Spring Tensions, 1 Each" price: "HK$1612" currency: HKD in_stock: true url: https://www.desertcart.hk/products/372791800-united-scientific-mini-projectile-launcher-3-spring-tensions-1-each store_origin: HK region: Hong Kong --- # Precision angle control with protractor & plumb line Magnetic piston ensures perfectly straight launches Three spring tensions for consistent launch speeds United Scientific™ Mini Projectile Launcher, 3 Spring Tensions, 1 Each **Price:** HK$1612 **Availability:** ✅ In Stock ## Summary > 🚀 Launch precision, power, and control—own the bench like a pro! ## Quick Answers - **What is this?** United Scientific™ Mini Projectile Launcher, 3 Spring Tensions, 1 Each - **How much does it cost?** HK$1612 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/372791800-united-scientific-mini-projectile-launcher-3-spring-tensions-1-each) ## Best For - Customers looking for quality international products ## Why This Product - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Pinpoint Launch Accuracy:** Set launch angles from 45° downward to straight up with protractor precision. - • **Stable & Versatile Setup:** Use freestanding or clamp securely to your workbench for ultimate stability. - • **Compact Yet Robust Design:** Lightweight 860g unit with adjustable size fits any workspace effortlessly. - • **Customizable Launch Power:** Choose from three spring tensions for repeatable ranges of 1m, 1.5m, or 2m. - • **Smooth, Jerky-Free Triggering:** Cable release mechanism guarantees a seamless firing experience every time. ## Overview The United Scientific™ MPL001 Mini Projectile Launcher is a compact, precision-engineered device designed to safely project 16mm steel balls with adjustable angles and three selectable spring tensions for consistent launch distances up to 2 meters. Featuring a magnetic piston for straight launches and a smooth cable release trigger, it offers versatile mounting options for stable, repeatable performance in lab or workshop settings. ## Description The United Scientific Mini Projectile Launcher is a precise physics projectile apparatus designed to support hands-on projectile motion lab equipment activities in classroom and laboratory settings. Built for educators and students working through projectile motion experiments, this launcher projects 16 mm steel balls at controlled, repeatable distances, making it a reliable tool for demonstrating real-world physics principles.Adjustable launch angle: A built-in protractor and plumb line allow precise angle settings from 45° downward to straight up, giving instructors full control over experimental variables.Three spring tensions: Select from three distinct spring tensions to achieve consistent launch speeds with ranges of 1 m, 1.5 m, or 2 m, supporting a range of experimental setups as a spring projectile launcher.Magnetic piston design: The magnetic piston keeps the steel ball centered in the barrel, ensuring a straight, accurate launch every time without barrel contact.Cable release trigger: A smooth cable release eliminates jerking at the moment of launch, reducing user-introduced error for more reliable data collection.Specifications: Length: 18.5 - 30.5 cm, depending on attachment point, Height: 11.5 - 25.5 cm, depending on angle adjusted, Width: 15 cm. Release cable length: 28 cm, Steel ball diameter: 16 mm, Weight: 860g.Flexible mounting options: Use the unit freestanding on a benchtop or secure it with a clamp for added stability during repeated trials.As a purpose-built ballistic projectile launcher for science instruction, this apparatus for science lab use combines straightforward setup with the precision that physics experiments demand.Ideal for middle school, high school, and introductory college physics courses, this steel ball launcher gives students and instructors a dependable, easy-to-operate platform for exploring projectile motion concepts with consistent, reproducible results. ## Features - PRECISE ANGLE CONTROL: A built-in protractor and plumb line let you set any launch angle from 45° downward to straight up for accurate projectile motion lab experiments. - THREE SPRING TENSIONS: Choose from three repeatable launch speeds covering ranges of 1m, 1.5m, or 2m, making this spring projectile launcher ideal for consistent, reproducible results. - SMOOTH, STRAIGHT LAUNCHES: A cable release prevents trigger jerk while a magnetic piston keeps the steel ball centered in the barrel, ensuring a straight trajectory every time. - FLEXIBLE SETUP OPTIONS: Use this projectile launcher physics apparatus as a freestanding unit on a benchtop or clamp it securely to a workbench for added stability during experiments. - STEM CLASSROOM READY: Designed for physics and STEM instruction, this steel ball launcher projects 16mm steel balls at ranges suitable for both bench-level and floor-level demonstrations. ## Technical Specifications | Specification | Value | |---------------|-------| | Customer Reviews | 4.5 out of 5 stars 3 Reviews | ## Images ![United Scientific™ Mini Projectile Launcher, 3 Spring Tensions, 1 Each - Image 1](https://m.media-amazon.com/images/I/51-Su-UFKnL.jpg) ## Frequently Bought Together - United Scientific™ MPL001, Mini Projectile Launcher | 1 Each - Weigh Boats Medium (100ml, 125 Pack) Disposable Plastic Trays for Scale, Anti-Static Square Tray Weighing Dishes, Polystyrene Lab Dish for Powder Weight, Mixing Epoxy, Food Sample Container, Pour Boat - 2 Pack Magnesium Ribbon High Purity Lab Chemicals 2 Rolls 99.95% 25 g Approx 70 ft Awesome Industries --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hk/products/372791800-united-scientific-mini-projectile-launcher-3-spring-tensions-1-each](https://www.desertcart.hk/products/372791800-united-scientific-mini-projectile-launcher-3-spring-tensions-1-each) --- *Product available on Desertcart Hong Kong* *Store origin: HK* *Last updated: 2026-10-08*