
Step 2 Projects: 3D Models for Kits and Spare Parts
This collection gathers 3D models that belong to the second stage of larger projects, along with STEP and CAD files and replacement parts for Step 2 products. It helps when you already have the first part of a build or need a spare piece for a mailbox, toy or camera. Most entries are made for FDM 3D printing, and some are designed to print in place. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.
Esta colección está escrita en inglés, pero la búsqueda funciona en cualquier idioma.
Cómo se elabora esta colección
Polyzon reúne esta colección a partir de los resultados de búsqueda de las plataformas conectadas. Se eliminan los duplicados y los modelos sin vista previa, las coincidencias débiles van al final y el resto mantiene el orden de la búsqueda. Los modelos pertenecen a sus autores: consulta las condiciones en la página de cada modelo.
Criterios de selección: el equipo editorial de Polyzon · Texto actualizado el 15/10/2026
Por dónde empezar
Todos los modelos de esta colección

STEP 2 Mailbox Doors Dragon Head and Tail

Dino project - step 2

Step 2 Water Table - Drain Fitting

3D Printable Vacuum Former|2 Versions +STEP files

Step 2 Dragon Mailbox Flag 2nd edition Outdoor decor

3Dponics - Open-Source Collaboration - Building the Ultimate Space Farm

Polaroid 1 step 2

Luna Park Marble Run Step 2

NES - Yoshi Mario and Yoshi - Title Screen - Ghost (Step 2)

Multi-Color Owl Jar

Replacement Flag for Step 2 Mailmaster Mailbox

Stair Step Shelf 2 (Print in Place!)

Fridge Magnet Display (2 step Moiré Effect)
2 Step Filament Cleaner

Block Head Robby Machine build. Step 2. Sax Valves

Bambu Lab P2S – STEP/CAD Model

Romo Gen 2 Laser Cutting Template and 3D STEP Files

DELTA PIPE PRINTER - STEP 2 - BOTTOM FRAME

Step 2 Rain Showers Water Table replacement chutes

Kohler Mini Trash Can Step Plate V2

PomPom and Flower RING single extruder 2 colors . anet a8

Sand cart for Step 2 Fill and Dump activity table

Bambu AMS 2 Pro CAD Model (.stp file)

MOLD SWIMMER 127 MM.STL, STEP FILE FOR CNC AND 3D PRINT

Polaroid One Step2

Step 2 Kids Car Push Handle Repair

Step2 Ride On Roller Coaster Replacement Step

Carrying hook for Step Xiaomi M365 Pro 2 or compatible

GEARBOX

Step 2 Playhouse - Sunroof replacement

Step2 Kid Alert! Green Safety Guy Base Plug

2 Channel USB step down cover

2 step Business Card

One Step 2 Pot

HASKYY Vielzahn Nusskasten 1/2" 8–36 mm STEP

LM2596 DC-DC Voltage Regulator with LED Display Step down

2" Hitch Step

Twisted Hobbys / RC Factory - Step 2 Battery door

Cyberbrick Compatible Screw 2.5x6mm (STEP & STL)

Cat Step Double Wide for K2-Plus

Batarang (Batman: Arkham Knight)

Meta Quest 3 - Quest 2 Head Strap adapter (now with STEP file)

BookSafe 2 | 7 step Book Puzzlebox!

Step 2 Play Kitchen Drawer
«Step 2 Projects: 3D Models for Kits and Spare Parts»
The reference mixes several kinds of files. Some are labelled as the second stage of a longer assembly, such as a dinosaur project or a machine build, and only make sense together with the earlier stage. Others are STEP or CAD models of mechanical parts, from pulleys to tool bodies, which you can open in CAD software and adjust. A third group covers spare pieces for Step 2 brand items — mailbox doors, flags, drain fittings — and repair parts for cameras and small devices. Decorative and print-in-place items, such as shelves or magnet displays, form a separate group with no assembly at all.
When you open a model page, check how many parts the file contains and whether they are meant to be glued, screwed or snapped together. Look at the scale and dimensions, since a part copied from a larger assembly may need scaling to fit your own object. Read the material and settings the author lists, and see whether supports are needed for overhangs. Photos of real prints are the most useful signal: they show layer lines, wall thickness and how the part actually sits in its place.
To narrow the search, try the wording used by the authors themselves: stage 2, part 2, second version, or the file type, such as STEP file or CAD model. If you are looking for a spare piece, add the product name and the exact component — flag, door, lens, fitting. Related topics that often appear nearby include puzzle boxes, marble runs, vacuum forming tools and filament cleaners. Combining a build name with a stage number usually brings up the matching first part.
Preguntas frecuentes
What does "step 2" mean in these model titles?
Can I print only the second stage of a build?
Which file formats appear here?
How do I find the matching first part?
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