Questions tagged [part-identification]

The part-identification tag is used for questions regarding what kit a particular block is from, or what its purpose is.

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0 votes
1 answer
61 views

Is this piece identifiable? A plus-shaped pyramid?

Some kind of 1x1 slope.. a plus-shaped pyramid? I'm not sure where to start searching for this piece.. thanks for any help!
  • 3
3 votes
1 answer
631 views

Can you identify these half cylinder tiles

Can someone identify these white half cylinder tiles? I've searched bricklink for white round tile and semicylinder but couldn't find them. They are similar to the half circle tile but they are more ...
5 votes
2 answers
827 views

Identify this part, looks like a black handheld controller

Does anyone have information about this LEGO item? It appears to be an infrared controller. Maybe for an old LEGO train.
  • 1,071
1 vote
1 answer
648 views

What is the length of this axle? like 5L

What is the axle length of the axle circled in red like 5L
4 votes
1 answer
236 views

Can you identify this 1x1 red hemisphere?

Can you identify this red 1x1 hemisphere. It has a cross inside so it looks like it's made to fit on the end of an axle. 1x2 masonry brick added for sizing reference.
0 votes
1 answer
86 views

What is the axle length of this?

What are the lengths of the bottom axles on this picture? Like 5L
8 votes
1 answer
3k views

Does anyone know what brick this is? Looks like half a cylinder

Red, LEGO Technic, cylinder shape and both sides slope inwards, at different gradients.
  • 81
5 votes
1 answer
661 views

Can you identify this purple torso (looks like a bathrobe)

I searched Bricklink for bathrobe and dark turquoise/magenta torso but couldn't find it. Can anyone identify this?
5 votes
1 answer
1k views

Can you identify this egg shaped pedestal

Can you identify this white egg shaped pedestal? I've searched Bricklink for egg and pedestal and couldn't find it.
0 votes
0 answers
69 views

Can you identify this small round piece with 2 studs on opposite sides [duplicate]

Can anyone identify this part? I remember reading that it was part of a wheel, like a hub or something and it's got studs on both sides. I've searched google for LEGO wheel hubs, and looked through ...
6 votes
0 answers
167 views

What brand is this brick with a logo that looks like an elongated C and a square?

Can anyone tell me about this brick? There is no Lego logo on it. It looks well made and fits perfectly with real Lego bricks.
  • 61
6 votes
1 answer
1k views

What is this 2x1 decorated brick with green screen?

This is not a slope part, just a plain white 2x1 brick with decoration.
5 votes
1 answer
253 views

Where can I find the value of this seemingly rare MEGA BLOKS tree and whether there are additional parts?

I am looking for a value on this MEGA BLOKS item and whether there are additional parts to it. I have searched AM05829 AND AMO5829 on internet, ebay, and etsy and have found nothing. I seem to be ...
4 votes
1 answer
378 views

What set does this bag belong to? Mostly black with some red and yellow pieces

Bought these at a garage sale. Picture of bag. 5. 121r8
8 votes
1 answer
725 views

What set is this from? (spiky transparent blue with axle hole in the center)

Does anyone know what this piece is? I have asked people around if they know what piece it is. They didn't know it. It has an axle hole in the center. All help appreciated
  • 83
3 votes
1 answer
170 views

What Lego-like head is this, with a blue slit over the eyes?

It has no facial features. Has a blue slit. No helmet and no hair
8 votes
1 answer
2k views

I want to recreate a few things I saw but I don't know what pieces I need. Can you identify these bricks?

I want to recreate a few things I saw but I don't know what pieces I need. Can you identify these bricks so I can buy them on Bricklink?
3 votes
1 answer
149 views

Help identify this wing-like piece

So I bought a pile of LEGO bricks and I'd like to know what set this piece is from so I can build it. The only clue I have is the set I'm guessing if from around 2015 as I've identified other sets in ...
3 votes
1 answer
183 views

Help identify this unknown piece - black police torso, but it has the LEGO logo printed on the middle of the front

I've been looking on Bricklink for a while now, but I haven't found this piece yet, so I'm wondering if anyone knows what it is based on its description: it's a black police torso, but it has the LEGO ...
  • 33
3 votes
1 answer
534 views

Can you help me identify this LEGO, knex type set? bag with black, grey, red, yellow and light brown

I got this in a pile of stuff I won at an auction. It says LEGO 2017 and says it’s bag 1, 649R1 and the QR code gives the number 6172089. They seem to be mostly knex pieces. There is an interesting ...
6 votes
2 answers
1k views

Parts with no part number how is it identified? (need help, but for future too)

So, the white piece has identification, but the front cover does not. How are these identified? It's from an old space set from the 90's. I have tons of non typical parts that seem to have no ...
2 votes
1 answer
90 views

Brick ID on the Mega Bloks - round building in 2 parts with door and window

please help with ID on the following parts. Would like to know set and eventually instructions. The Door has AM17450 on it and looks like Pego or something similar Copyright inside on yellow. Would ...
  • 21
18 votes
1 answer
3k views

What piece is this? It's a hard one, and a very small one. It's 2x1 I believe, and it could possibly be an accessory

This is the piece I'm looking for, because I'd like to build this microscale train myself. It may very well be the handles of two levers glued to the rest of the train, but I really don't want to ...
  • 291
11 votes
1 answer
2k views

Looking for the name of this really tiny 1x2 lego part. In microbuilds it is used as wheels, but I think it may officially be an axle

It's the black piece that I'm looking for the name or number of. Thank you in advance to anyone with information on this
  • 291
4 votes
1 answer
116 views

Trying to identify this piece - 2x2 flat bit with a longer rounded part with ridges

I’m trying (and failing) to identify this piece for my son What would you call this?
4 votes
1 answer
665 views

Help identifying a piece - round, about the size of a 1x1 brick

Brick has "C 16" on it.
  • 41
10 votes
1 answer
994 views

Help identify this part - possibly train related?

I suspect it might be related to a train coupler but I could be totally wrong. I couldn't find it in the train parts category on Bricklink. It seems similar to part 2920. It has an open stud on the ...
  • 203
5 votes
5 answers
3k views

What is part 53119 supposed to represent?

This part appears in 50 sets, but of particular interest is what it's supposed to represent. Is it a bag of trash, or animal faeces? In Minifig series 19, dog sitter appears with 1x 53119 where it ...
7 votes
1 answer
694 views

I need the name or number of the bricks that the minifigures are on

I need the name of grey pieces that the minifigures are standing on.
10 votes
1 answer
1k views

What sets are these black curved pieces with fine-lined stickers from?

I got these pieces recently and would appreciate any help finding out which LEGO sets they are from.
  • 101
5 votes
1 answer
177 views

Which brand made clone bricks with "HL" on the studs?

This brand also copied some of the original lego sets such as 8418, 8150, and 8151(weirdly its colored in red rather than blue) I don't need you to identify what's this part is, i just wanna know the ...
  • 111
2 votes
1 answer
189 views

Identify brand of this non-LEGO 2x4 plate

I found this on my old desk and then I remembered that I used to buy fake LEGO sets with parts like this. Maybe someone knows what the name of the brand that produces parts like this (I don't know if ...
  • 111
10 votes
1 answer
2k views

What LEGO piece is above the blaster with clip?

I can’t seem to find this exact piece. I was wondering if you could help me find it?
6 votes
1 answer
730 views

Very unusual-shaped piece - large octagon, recessed, with alternating panels and 4 stud sections

Does anyone know the name or number for this Lego part. I've searched and searched but can't find it:
  • 61
7 votes
1 answer
368 views

Identification green plane-tail-like pieces

Any idea from which set these pieces do come from?
  • 173
7 votes
1 answer
951 views

Identify helmets from LEGO Bionicle

I found these LEGO Bionicle helmets when looking through a box in my attic. I want to identify the corresponding sets.
1 vote
1 answer
190 views

Identification tool for LEGO parts

I wounder if a lego part identification tool or POC already exist? I would like to try to build a small POC software using a such recognition concept. Where should I look first?
6 votes
2 answers
2k views

What is a rubber technic beam with two axle holes?

I'm starting an inventory on Rebrickable, and came across a part that I can't find listed. I can describe it clearly enough and I know how it might be used (but not why it's better than the "...
  • 231
12 votes
1 answer
641 views

Identify 4x4 and 4x8 plate with clip

Looking for part numbers of these plates with a belt(?) clip.
0 votes
0 answers
122 views

Identify Mega Bloks part - 2x4 with holes and long bars at the end

Can anyone identify this Mega Bloks piece?
8 votes
1 answer
2k views

What's the easiest way to build a delta robot using LEGO Mindstorms 51515?

I'm fairly new to Lego Mindstorms and I'd like to assemble a pick and place mechanism. I was looking for existing delta robot designs and found a lot of good looking designs: https://www.youtube.com/...
6 votes
1 answer
685 views

I need to identify a minifigure head piece

This is the part I need to identify
6 votes
1 answer
531 views

Parts identification (some may not be Lego) bugle, cart, vehicle front, broken-glass texture

Some more odd parts from the large bag of unsorted Lego I recently acquired. Hope that someone can identify them. The 2 pieces on the right are probably NOT Lego. No logos on there. The colors are ...
  • 1,182
6 votes
1 answer
242 views

To which set belongs this door with stickers on both sides?

I try to identify sets in a large bag of unsorted Lego (will probably have to ask some more of these in the coming days). This piece is a real odd-ball: A black door with (mostly silver) stickers on ...
  • 1,182
9 votes
2 answers
1k views

Identify unusual parts - 1x2 with a circle on the end

I found 8 of these in a box of miscellaneous Lego but they don't have a part number on them. Anyone seen these before? Any idea what the part number might be so that I might be able to identify the ...
4 votes
1 answer
321 views

Blue transparent piece

Which piece is this? Seems space related.
4 votes
2 answers
1k views

Which sets use "white brick 2 x 1 with a skid"

let me ask you for a partnumber of part I have found at home and cannot join to any set. The color is white - brick 1 x 2 with added ramp. I have the part twice, so I am looking for the set where it ...
13 votes
1 answer
4k views

What are the brick numbers of the bricks circled in this image?

What are the brick numbers of the ones circled in this image?
3 votes
1 answer
398 views

What is the name and part number of this piece? Part of a crane, long and thin without studs

The piece is used to build a crane as found in Youtube video
  • 139
16 votes
1 answer
1k views

Is this a LEGO part? rectangular base with sides, and a bar extending from the middle

I distinctly remember separating this part from some Bionicle parts. But is it a original LEGO part? There are no part numbers or other marks on this piece - except for a "2" (seems to be ...
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