Setobrick

LEGO part 68888: Technic Axle Connector Hub with 4 Bars at 90°, Reinforced Axle Hole

Technic Connectors3 colours82 sets

LEGO part LEGO part 68888: Technic Axle Connector Hub with 4 Bars at 90°, Reinforced Axle Hole

Specifications

Reference68888
CategoryTechnic Connectors
MaterialABS plastic
Colours3
Sets82
Listed pieces307
First appearance2021
Latest appearance2026
Element (Reddish Brown)6316697
Most common colourReddish Brown
SetopediaData: Rebrickable
Spec sheet updated on 2026-09-29

LEGO part 68888, Technic Axle Connector Hub with 4 Bars at 90°, Reinforced Axle Hole, belongs to the Technic Connectors category. It exists in 3 colours and appears in 82 sets of our database, from 2021 to 2026, for a total of 307 listed pieces. Its most common colour is Reddish Brown.

Number 68888 identifies the shape and is moulded under the part. Each colour also has its own element ID, the one Pick a Brick uses: in reddish brown, it is 6316697.

Part 68888 through the years

The oldest set in our database that contains part 68888 is 31120 Medieval Castle, released in 2021 in the Creator 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 2025, with 20 sets containing it. The set with the most copies is 10307 Eiffel Tower: 112 copies, against an average of 3.7 per set.

It is spread across several themes, led by BrickLink Designer Program (16%), Botanicals (15%) and Icons (12%). With 82 sets, it ranks no. 1,249 of 2,731 parts in our database and no. 49 of 74 in the Technic Connectors category.

Sets containing part 68888, by period

PeriodSets
20215
202210
202315
202415
202520
202617

Colours of part 68888

Its rarest colour, bright green, appears only in set 11505 Woodland Mushrooms.

Colour (element ID)SetsPiecesExample sets
Reddish Brown631669755135311201031331132
Dark Bluish Gray631669229162103077640210342
Bright Green661355611011505

Where to buy part 68888

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

Search part 68888 on AmazonPick a Brick (lego.com)BrickLink entryRebrickable entry

Sets that include part 68888

Sets ranked by popularity that include at least one part 68888, in any colour.

Related parts

More parts in the Technic Connectors category

All parts in the Technic Connectors category

Frequently asked questions

How many LEGO sets include part 68888?

Part 68888 (Technic Axle Connector Hub with 4 Bars at 90°, Reinforced Axle Hole) appears in 82 sets listed on Setopedia, from 2021 to 2026, in any colour.

Which LEGO set contains the most copies of part 68888?

Set 10307 Eiffel Tower, released in 2022, contains 112 copies, the highest count in our database. On average, a set containing part 68888 has 3.7.

Which colours does LEGO part 68888 come in?

3 colours are listed for part 68888. The most common is Reddish Brown, found in 55 sets.

What is the rarest colour of part 68888?

According to our inventories, it is bright green, found in only 1 set (11505 Woodland Mushrooms).

What is the element ID of part 68888 in reddish brown?

In reddish brown, part 68888 has element ID 6316697. Number 68888 is the mould number, the same for every colour.

Is LEGO part 68888 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 68888 individually?

Single parts 68888 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.