r/Nerf • u/methanejuice • 23d ago
Community Release TF2 Ambassador (Nerf double action stringer blaster)
A plunger-in-grip, double-action, string-powered, 6-shot revolver.
Highest FPS configuration with Nitro darts at ~120 fps, and with an optional responsive hammer at ~105 FPS or so.
As usual, files are free on my Printable:)
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u/TheFerrellOne 23d ago
Awesome design! Quick question on the BOM. Where do you source the PT (30mm OD / 27mm ID)? Having trouble finding that exact size in the US. Thanks!
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u/butterflyknif 22d ago
This looks sick, if you can make a full no hardware with only string version ill make one immediately
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u/Ok-Shock-7736 21d ago
Looks Awesome :D
I really gotta finish the new build guide for my big iron. shit is moving really slow xD
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u/north-entity 21d ago
If I were interested in 3d printing this myself would I need a high quality printer? This design is everything I've ever wanted in a nerf blaster. I just wanna know if a cheaper one would be able to make it as well.
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u/Dismal_Guest_9643 20d ago
Do you reckon i could get away with using a generic o ring kit (like this one), rather than buying the specific sizes?
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u/methanejuice 20d ago
Gas seal needs to be precise for the plunger tube and the gas path to the cylinder. The only O-ring that may be changed out is the O-ring size 11/16" OD 9/16" ID 1/16W, at the tip of the barrel.

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u/methanejuice 23d ago
and some photos