Setobrick

LEGO part 4865b: Panel 1 x 2 x 1 [Rounded Corners]

Panels38 colours1,293 sets

LEGO part LEGO part 4865b: Panel 1 x 2 x 1 [Rounded Corners]

Specifications

Reference4865b
CategoryPanels
MaterialABS plastic
Colours38
Sets1,293
Listed pieces4,360
First appearance2008
Latest appearance2026
Element (Light Bluish Gray)6146223
Most common colourLight Bluish Gray
Main themesFriends, City, Star Wars
SetopediaData: Rebrickable
Spec sheet updated on 2026-09-29

LEGO part 4865b, Panel 1 x 2 x 1 [Rounded Corners], belongs to the Panels category. It exists in 38 colours and appears in 1,293 sets of our database, from 2008 to 2026, for a total of 4,360 listed pieces. Its most common colour is Light Bluish Gray.

Number 4865b identifies the shape and is moulded under the part. Each colour also has its own element ID, the one Pick a Brick uses: in light bluish gray, it is 6146223.

Part 4865b through the years

The oldest set in our database that contains part 4865b is 10188 Death Star, released in 2008 in the Star Wars theme. It is still in use: the most recent set featuring it, 11377 The Lord of the Rings: Minas Tirith, dates from 2026.

Its peak year is 2024, with 115 sets containing it. The set with the most copies is 75419 Death Star: 74 copies, against an average of 3.4 per set.

It is spread across several themes, led by Friends (13%), City (13%) and Star Wars (9%). With 1,293 sets, it is the most widespread part in the Panels category and ranks no. 127 of 2,731 parts in our database.

Sets containing part 4865b, by period

PeriodSets
2008-20091
2010-2019594
2020-2026698

Colours of part 4865b

7 colours appear in only one set: pastel blue (10219 Maersk Container Train), medium blue (4841 Hogwarts Express), vibrant yellow (60508 Police Train Heist), lavender (41130 Amusement Park Roller Coaster), bright green (77247 KICK Sauber F1 Team C44 Race Car), … 8 of its 38 colours are transparent.

Colour (element ID)SetsPiecesExample sets
Light Bluish Gray6146223209664764357534742143
Black6146220201575103007690942123
White6552161 · 6146215152465717651049775257
Dark Bluish Gray6146225134340103077530175192
Trans-Clear6514121 · 6246888131296603377596975307
Tan6146221121348103004170371043
Trans-Light Blue6514122 · 6246890110289762407175660347
Red6146217 · 486521104233752527531510318
Yellow614621979177103007510241395
Medium Azure614622859151102674171841450
Dark Tan614623458131751921031676217
Trans-Brown6514123 · 62468935288603364212760141
Blue61462183891417031049711021
Bright Pink6476739 · 61462313381710064101510770
Medium Nougat62266463262103167595371741
Green6146227 · 45421893185213187136275956
Dark Red62746811745752571029775341
Trans-Neon Orange6246895 · 61274311229703177031570320
Orange650499594279624269776444
Trans-Bright Green6246894 · 6076609813706201077476025
Lime6146237 · 6121949713601247092210703
Sand Blue6307956536753147531321330
Dark Turquoise6491442526604237564060473
Dark Azure6482747 · 6213280511706577042341333
Reddish Brown6623761 · 454124048102307081221596
Dark Blue633525731475308400004976274
Bright Light Orange655340438426996048077239
Trans-Black6514124 · 647182335763314076876922
Dark Green2594432258
Sand Green6584957237646642705
Dark Orange6589313237544640902
Pastel Blue1610219
Medium Blue154841
Vibrant Yellow66014651460508
Lavender6199929 · 61470061341130
Bright Green65349371277247
Trans-Yellow66271251275453
Trans-Green62548791175973

Where to buy part 4865b

Setopedia shows no prices: they vary by colour, condition and seller. Amazon links are affiliate links.

Search part 4865b on AmazonPick a Brick (lego.com)BrickLink entryRebrickable entry

Sets that include part 4865b

Sets ranked by popularity that include at least one part 4865b, in any colour.

Related parts

Often found with part 4865b

Parts that share the most sets with part 4865b, based on set inventories.

Minifigures using part 4865b

Part 4865b is used in one catalogued minifigure variant:

More parts in the Panels category

All parts in the Panels category

Frequently asked questions

How many LEGO sets include part 4865b?

Part 4865b (Panel 1 x 2 x 1 [Rounded Corners]) appears in 1,293 sets listed on Setopedia, from 2008 to 2026, in any colour.

Which LEGO set contains the most copies of part 4865b?

Set 75419 Death Star, released in 2025, contains 74 copies, the highest count in our database. On average, a set containing part 4865b has 3.4.

Which colours does LEGO part 4865b come in?

38 colours are listed for part 4865b. The most common is Light Bluish Gray, found in 209 sets.

What is the rarest colour of part 4865b?

According to our inventories, it is trans-green, found in only 1 set (75973 D.Va & Reinhardt).

What is the element ID of part 4865b in light bluish gray?

In light bluish gray, part 4865b has element ID 6146223. Number 4865b is the mould number, the same for every colour.

Is LEGO part 4865b still used in recent sets?

Yes: it appears in sets released in 2026, such as 11377 The Lord of the Rings: Minas Tirith.

Where can I buy LEGO part 4865b individually?

Single parts 4865b can be ordered on Pick a Brick (lego.com) in colours currently produced, or on BrickLink for older colours. The part is also included in the sets listed on this page.