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Questions tagged [moc]

In the LEGO community MOC stands for 'My Own Creation'. Use this tag for questions regarding issues with constructing various features beyond simple structures.

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1 answer
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Getting started creating LEGO kinetic sculptures

I’m brand new here and fairly new to LEGO. I’m an adult artist who wants to make LEGO-based kinetic sculptures. Can anyone point me in the right direction? My experience is very limited — as a child ...
ShyPlatypus 's user avatar
2 votes
1 answer
143 views

Selling a physical build from purchased instructions?

I have been trying to find information on this subject including contacting designers. I have heard as long as you don’t include the instructions in your sale, all is fine as that is the intellectual ...
Lil cletus's user avatar
2 votes
1 answer
84 views

Brick, Round Corner and/or Plate, Round Corner with Curved Cutout fitting radius of 88293 - Brick, Round Corner 3 x 3 x 2 Dome Top

I would like to build a rounded edge with 713 - Plate, Round Curved 4 x 8 Right as base and the 88293 - Brick, Round Corner 3 x 3 x 2 Dome Top on top. Are there any rounded corner bricks or rounded ...
barthel's user avatar
  • 121
6 votes
1 answer
588 views

How can I add 1x4 tile stairs to my octagonal gazebo model?

How can I add 1x4 tile steps to the bottom of the front opening in the gazebo model below? The base of the gazebo is a 10x10 octagonal plate (part 89523). I have tried using wedge and round plates ...
Flux's user avatar
  • 345
3 votes
2 answers
784 views

How can I build a Lego slope of a rough 50 degree angle with preferably legal building techniques?

I am currently building a functional Lego minifigure-scaled escalator that can transition from flat platforms to stairwell. My first iteration for its guiding rail includes a slope of ~39.5 degree ...
Duy Vuong Quang's user avatar
-1 votes
4 answers
234 views

Are there any flat plates with beveled or sharp edges?

I'm currently making a functional minifigure-scaled escalator that ideally move like this. Progress has been made on both the stair slope and staircase design (both respectively pictured below), and ...
Duy Vuong Quang's user avatar
5 votes
1 answer
467 views

Can 9V train motors be linked and work together via the top power stud connection?

I'm building a MOC based on the 10219 Maersk Train, but going for the classic track power 9V system given the removal of need for batteries and slowly increasing availability of new 9V parts from ...
Jazzyamx's user avatar
  • 153
6 votes
2 answers
2k views

Can one connect two technic pins end-to-end?

Who hasn't tried following some MOC instructions only to discover problems? This TIE Outlander build (free instructions) is neat but has several issues, the biggest of which are steps 44-46. The ...
Taejang's user avatar
  • 171
-1 votes
1 answer
241 views

Are either of these cars uncredited ripoffs from Rebrickable?

I'm no expert in searching Rebrickable, but turning up the minimum block count to over 3300 seriously cuts down on the number of matches. I've tried variations on the names and creative spelling, but ...
JDługosz's user avatar
  • 231
5 votes
1 answer
723 views

How do I build my LEGO slope so it connects to the flat top without any notable ridges?

I'm currently building a functional LEGO escalator that is minifigure-scaled and with staircases transitioning from flat platform to stairwell to flat platform. Here's my progress so far: Here's the ...
Duy Vuong Quang's user avatar
0 votes
1 answer
119 views

How can I build MOCs well [closed]

I want to learn to build MOCs well. Is there any advice or websites/videos that give building advice and techniques for building
Gabe's user avatar
  • 11
0 votes
2 answers
223 views

Who can make a custom made LEGO 777 airplane?

I work in an advertisement agency and our client wants to make a LEGO custom made airplane branded with their branding to be given to their offices. Is there anyone who can make the instructions and ...
Faris Nasr's user avatar
6 votes
2 answers
268 views

How can I build the windows depicted in this image?

I am trying to figure out the building technique used in these windows. Does anybody know how to achieve those? Unfortunately I do not have pictures of the lower part. Edit: I only want it to look ...
HodorKing's user avatar
9 votes
2 answers
2k views

How can I build a Lego slope of this exact angle with ideally only legal techniques?

I'm currently building a functional Lego escalator that is minifigure-scaled and with staircases transitioning from flat platform to stairwell. Here's my progress so far: But with the design of the ...
Duy Vuong Quang's user avatar
17 votes
2 answers
3k views

Simplest/cheapest way to build a tensegrity model?

My daughter saw some beautiful and interesting tensegrity (tensional integrity) LEGO models on the Internet: and she would like to get one for her birthday. We've got a few Harry Potter LEGO sets at ...
Eric Duminil's user avatar
13 votes
3 answers
713 views

In LEGO: How to build a revolving magazine rack for 2x3 tiles?

I've been trying for months to come up with a design or parts for a 4-sided spinning magazine rack, like the old wire-style you would see in book stores. I need it to be fairly stable so I can put in/...
LEGOSam's user avatar
  • 113
8 votes
3 answers
1k views

MOCs: A question about using LEGO trademark

I recently made a MOC using LEGO bricks that I would like to sell. I know that, since this is my own construction I have the rights to do that, but my question is about the LEGO trademark. I want to ...
Valentino's user avatar
5 votes
2 answers
278 views

Are there any existing (or upcoming) aftermarket PoweredUp hubs?

I bought the Mindstorms v4 / advanced hub (in set 51515). It's a good set, and the Hub has some great features - notably a rechargeable battery, the ability to run "live" off of USB power, ...
some bits flipped's user avatar
12 votes
1 answer
2k views

Motorized speedboat from Technic Catamaran alternate model?

The alternate model for the 42105 Technic Catamaran set looks a lot like a remote-controlled speedboat. This set doesn't actually come with any motors, or even propellers, so obviously this model isn'...
Alexander O'Mara's user avatar
25 votes
1 answer
4k views

Is it possible to build a working 100% LEGO glider with the Technic Catamaran sails?

In the past I've tried to make working LEGO gliders but since all the LEGO sails were either too small or the wrong shape the only thing that ever kinda worked was using paper over Technic beams (in ...
Alexander O'Mara's user avatar
1 vote
1 answer
84 views

What components can be decorated in LDD?

I was recently working on a UCS Republic Gunship MOC and was wondering what pieces are the best ones to decorate. Meaning, I would like to put in tiles with prints to look like the Republic Insignia ...
bryantp26's user avatar
6 votes
1 answer
367 views

How deep can the axle go in the Powered Up L motor?

I am trying to make a MOC but I can't decide how long the axle could be so it can go fully into the motor but not extending out of the other side. Could you tell me how long the axle can go in?
user39178's user avatar
  • 217
4 votes
1 answer
644 views

What is the power of Lego Powered Up motors (M, L, and XL) and the Move Hub motors?

I am trying to build a setup that includes two propellers that can pitch up and down. I am debating whether I should use two motor to power each propeller and the other two to act as servos for each ...
user39178's user avatar
  • 217
6 votes
1 answer
1k views

Simple way to build large circular plates?

I was wondering if there is a simple way to create a large circle or circular plates. I want to build a MOC of the Hero Factory assembly tower (In LDD first) but most of the pieces that form circles ...
Medicinal Man's user avatar
2 votes
1 answer
186 views

What set is the head in this MOC from?

This MOC uses some kind of armour for the head and possibly the thighs. I thought it was Hero Factory but I couldn’t find it on Bricklink. I would greatly appreciate any help in identifying it!
alex's user avatar
  • 23
11 votes
1 answer
1k views

What is a "MOD" and how does it differ from a "MOC"?

In this imgur post, one of the images is captioned "MODs and MOCs - Ocean Beach, Kingsman Tailor shop, Sanctum Santorum." If a "MOC" is a "My Own Creation," what is (the most commonly used definition ...
Quuxplusone's user avatar
4 votes
3 answers
1k views

Best Places to show MOC online?

Well, I finally finished one of my projects. Is there a friendly place online where I can post a few pictures of it for people to see?
Monte Gardner's user avatar
1 vote
2 answers
138 views

Can anyone ID this set, please?

Has typical City plane tail. Has 2 ADU (Earth Defense) minifigs inside. Cannot find online. Thank you for your help!
Dcbarkley's user avatar
4 votes
0 answers
328 views

Europe based printing services for low quantity high quality custom printed tiles

I've found many websites providing a service for custom printing of LEGO tiles : United Bricks Brick Engraver BrickSanity Fab-Bricks Citizen Brick EclipseGrafX Minifig Madness BrickTactical ... I ...
John Slegers's user avatar
  • 1,105
5 votes
2 answers
958 views

Going from LDraw/LeoCAD to Physical Set

Once I've designed a MOC using either LDraw or LeoCAD where can I go to get the bricks I need to then build that set in the real world? I've been poking around forums for an hour now trying to get ...
Andrew Johnstone's user avatar
1 vote
1 answer
1k views

Question about compliance of LEGO videos on Youtube and the new COPPA rules

I make some LEGO videos and post them on Youtube. I'm wondering whether I should flag them as "for kids" or not. Most (if not all) of them are not intended to be specifically for kids, but for all ...
technicguy1's user avatar
5 votes
0 answers
755 views

MouldKing set 13132 - Original design, alternate build or cloned MOC?

It seems that Chinese clone brand Mould King will be producing a new set that looks a bit like LEGO's Disney Castle set (71040). It has two times as many parts, however, and unlike LEGO's Disney ...
John Slegers's user avatar
  • 1,105
4 votes
1 answer
456 views

Examples of LEGO Rubber Bands Used For Friction Enclosure?

I'm working on a variant design for a MOC that includes a cover over an open area. The new design is based on a suggestion for a "cookie jar" style design made in another of my questions, LEGO ...
G_Hosa_Phat's user avatar
1 vote
3 answers
417 views

LEGO Enclosure Clasp

I'm working on refining my first MOC design for a LEGO dice tower with a landing area that can also be used as storage for dice and possibly some miscellaneous other table-top gaming "goodies". To ...
G_Hosa_Phat's user avatar
0 votes
2 answers
292 views

Publishing instructions for MOC based on Lego Technic set

Are there any copyright issues in the case of creating a MOC based on a Lego Technic set, and then publishing my own instruction and/or video for it? Regards, Pavel
se_pavel's user avatar
  • 131
5 votes
1 answer
539 views

Is this black and red speedboat model from an official set or a MOC?

Please help me: is this from an official set or an MOC?
fabian's user avatar
  • 1,285
8 votes
3 answers
836 views

How tall is the Saturn V set in LEGO units (studs, bricks etc.)?

I'm building a MOC to scale with the Saturn V set and am having trouble figuring out how tall the 1st stage engines are but the entire thing would be really helpful! Thanks!
th4t gi's user avatar
  • 83
1 vote
1 answer
3k views

How to MOC the Rough Terrain Crane 42082

I recently got me the Rough Terrain Crane 42082 and had lots of fun while assembling it. I find it a decent Technic build and worth the price. Still I find it under-motorized. I would like to drive ...
fabian's user avatar
  • 1,285
1 vote
1 answer
174 views

The route of a major power line with branching smaller lines

In this discussion I was shown a diagram of how to bend a single power line around a street corner. However, what if I have a straight major line with several minor lines branching off at right ...
posfan12's user avatar
  • 263
4 votes
1 answer
159 views

The route a power line takes through a neighborhood

I have a small Lego town built. I want to add power lines. However, I don't know how to route the power lines through the neighborhood. Should I create one line that snakes between all the houses? ...
posfan12's user avatar
  • 263
8 votes
1 answer
148 views

Are there any wheels or rings that fit in pin clips?

I was experimenting with Lego part 16091 Vehicle Steering Wheel Small and various clips, mainly the ones that fit onto bars. To my frustration I found that the clips do not engage at all with the ring ...
user1876058's user avatar
2 votes
1 answer
967 views

Utility pole and angles

I am using the following MOC from the Internet: http://www.moc-pages.com/moc.php/8435 This model is fine if the sets of power lines are all in a straight row. But what about at an angle? How does ...
posfan12's user avatar
  • 263
9 votes
1 answer
1k views

Help in identifying elements used on LEGO Batman movie's Daleks

I've been working on making a replica of the Dalek from LEGO Batman. I've worked my way through this video tutorial and the author identifies some differences between their (awesome) effort and the ...
MadProgrammer's user avatar
4 votes
1 answer
459 views

How to power up MOC-0308, based on Technic 8297 Off-Roader?

I have built the following MOC, with details here and here. It is pretty complete, although I would have tried some servo motor for steering. But after I've finished it, I've got into trouble: ...
mike's user avatar
  • 503
2 votes
1 answer
1k views

What Technic set should I get for general Technic MOC?

I want to do some small machines in these books, But the sets recommended by the author are super expensive (set 8043 8053). LEGO Technic Sets I Recommend (December, 2010) Honestly, it is hard to ...
hxd1011's user avatar
  • 235
3 votes
1 answer
555 views

Linear Actuator Clicking

I have just finished working on a mock-up landing gear deployment mechanism, keeping it as simple as possible of course. However one thing that I cannot seem to get rid of, is the small linear ...
42043's user avatar
  • 31
16 votes
1 answer
2k views

Can you identify this bevelled grey 2x1 piece?

I found this incredible MOC of the Ghost In The Shell robot and found a piece I have never seen before. Is it a LEGO piece and, if so, can you help me identify it? Link to the image source: https://...
pcantin's user avatar
  • 13.5k
5 votes
2 answers
887 views

The Coffee Chain

I have been looking all over the internet, since I first came upon the Larry the Barrista minifigure(got into mini figs kind of late), for the coffee chain logo. I love the takehome cup that comes ...
Chris's user avatar
  • 51
0 votes
1 answer
275 views

Help me plan and acquire pieces for my Star Wars MOC?

I wish to build a large LEGO Star Wars MOC. The basic idea I had was a well-fortified Droid factory, protected by a combination of droids, Sith, bounty hunters and Manalorians. And on the other side ...
cuayos's user avatar
  • 1
6 votes
2 answers
13k views

Tips for getting enough bricks to make a MOC with unified style

In the past, I made MOC's out of my LEGO Star Wars sets. At this point in my life, I don't really want to take those apart for pieces and I'd much rather have them on display. Recently, I have been ...
Jedi_Maseter_Sam's user avatar