Whistling Birds Gauntlet Darts
Screen-accurate arming and disarming. Simulated firing with customizable RGB colors. Synchronized dart deployment triggered by gesture — just like the weapon from The Mandalorian and The Book of Boba Fett.
Screen research
Gear-driven articulating darts, 12 addressable RGB LEDs, magnetic arming, and gesture-triggered synchronized deployment. Each scene showing the Whistling Birds was studied for deployment sequence, dart timing, LED behavior, and firing geometry. The mechanism and light effects in this build mirror what appears on screen.
Before you build
This is a DIY prop build for makers who are comfortable with small electronics, soldering, and 3D printed parts.
The tools-and-materials list ensures you’re prepared to start: confirm gauntlet fit, gather the recommended tools, and walk through the parts and materials so the build runs cleanly from the first solder joint to final fit-up.
The kit is designed to fit into existing finished gauntlets, but some shells may still need light internal modification for the module and dart tips to move smoothly. Installation is much easier when the top shell can be opened, but sealed-top gauntlets can still work as long as the internal opening remains fully open and can accept the tips cleanly.
Before you begin, confirm:
Compatible gauntlets (100% scale or larger): Chamanleon FX, Galactic Armory, Great Ape.
Choose your build path
Every option uses the same guide and targets the same installed module. The difference is how much you want to source, print, and assemble yourself before the build starts.
Option 01
$50Best for builders who want maximum control and already have a print workflow, sourcing plan, and electronics bench.
You still source the electronics, print the parts, and provide your own compatible gauntlet.
Option 02
$125For builders who want the tested electronics and hardware selected for them, but still plan to print the module parts and do the full assembly themselves.
You still print the module parts and provide your own compatible gauntlet.
Option 03
$150Closest to a ready-to-build module: the electronics, hardware, and printed module parts are included, but you still assemble and install everything into your own gauntlet.
You still need your own compatible gauntlet shell or bracer set.
Assembly Instructions
Confirm fit, tools, and required parts before assembly starts. Make sure your gauntlet has the needed clearance, your tools are ready, and your parts plan is clear before anything is wired or installed.
Prep
Build and verify the electronics before they go into the module. Power, LEDs, speaker, and reed switch are tested first so the core system is working before mechanical assembly begins.
Electronics
Assemble and time the mechanism for smooth dart movement. The servo, gears, and push arms are aligned so all rows extend and retract cleanly without binding.
Mechanical
Fit and finish the glowing dart tips before final gauntlet install. Fiber optics are trimmed to match your gauntlet’s hole pattern, shaped for maximum brightness, fitted with the dart tips, and installed into the gauntlet for final fit and movement checks.
InstallReplica prop — not a toy
This build kit is intended for cosplay and display use by builders 14+ with adult supervision during assembly.
Assembly involves soldering, sharp mechanical components, rare-earth magnets, and testing live electronics.
This product is not a weapon and is not designed to fire projectiles. It is not suitable for unsupervised use by children.
Using your darts
Installing the fully assembled completed kit? Use this page for the Gearbox Mounting System, trigger positioning, and trimming the pre-tipped dart fibers to your gauntlet.
Drop-inThe owner’s manual for the Whistling Birds prop. Covers the daily power-arm-fire sequence, gesture controls, configuration mode, demo mode, troubleshooting, and safety.
OperateInstall or update the firmware, configure settings in config.py on the CIRCUITPY drive, and verify a clean boot. Come here when a new version is released or when you want to change settings.
SoftwareSee what changed between hardware and firmware revisions before you update or rebuild. Use this to check part revisions, gear-setting changes, and any required software follow-up.
UpdatesStart with the most common fixes before taking anything apart. Support begins with symptom-first checks for fit, power, servo motion, and LEDs so most issues can be resolved quickly.
Support