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Chest Armor 3D Models: STL Files for Cosplay

This collection gathers chest armor 3D models published across several platforms, from Mandalorian-style plate sets to small shells made for printed figures. Most files are intended for 3D printing in plastic and then finished by hand. Browsing them side by side shows how differently authors split a chest piece into parts. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.

このコレクションの本文は英語で書かれています。検索自体はどの言語でも使えます。

Polyzonのコレクション · モデル48件 4サイトから収集

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このコレクションは、Polyzonが対応サイトの検索結果をもとに作成しています。重複やプレビューのないモデルは除外し、関連性の低いものは後ろに回し、それ以外は検索結果の順に並べています。モデルの権利は各作者にあります。利用条件は各モデルのページでご確認ください。

選定基準：Polyzon編集部 · 本文の更新日：2026年10月13日

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«Chest Armor 3D Models: STL Files for Cosplay»

Plate sets built around one character design usually arrive as several separate pieces, while figure-scale armor is a single small shell that fits a printed body. Exoskeleton and arm pieces often include hinges or sliding sections, and historical or fantasy chestplates are frequently one solid form. These differences change how a model sits on the build plate and how much surface work it needs afterwards.

On the author's model page, look first at the stated dimensions and scale, then at the number of parts and whether they are meant to be glued, strapped or clipped together. Check whether supports are needed, which material and settings the author lists, and whether photos of real prints are included. Thin shells can be scaled up, but wall thickness and openings for straps do not scale evenly.

Search terms can be widened with synonyms such as breastplate, cuirass, torso armor or plate carrier, and narrowed with style words like medieval, gothic, cyber or battle-damaged. Related topics include shoulder armor, helmets, gauntlets and full armor sets, since a chest piece is often published as one part of a larger build. Adding a scale or figure name to the query helps separate wearable pieces from miniature ones.

FAQ

よくある質問

What scale should I use for wearable chest armor?
Wearable pieces are usually modeled around a body size rather than a fixed scale, so measure your torso and compare it with the dimensions listed on the model page. Scaling a file changes thickness and strap openings as well.
Do chest armor models need supports?
It depends on the shape and the orientation the author describes. Flat plates can often be printed on their back, while curved or overhanging sections may need supports. The model page usually states what the author used.
How many parts does a chest armor print have?
Some are a single shell, others are split into front, back and side plates or into segments for a smaller print bed. The part count is listed with the files and affects how much assembly and sanding follow.
Can chest armor be printed in different materials?
Authors often list the filament they used, such as PLA for display pieces or a tougher material for parts that flex. Check the stated settings before choosing, since layer height and wall count affect how a plate feels.
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