← The LEGO Parts Guide › Articulation › Joint › Ball Joint

1×3 Liftarm w/ Middle Ball (Part 98577)

2012-2018RETIRED

Custom LEGO part image © 2025 Tom Alphin / Brick Architect.

External Links

LEGO parts are described differently on other websites and may use different part numbers.

Bricklink:
98577 Technic, Liftarm, Modified Ball Joint Middle 1 x 3
Rebrickable:
98577 Technic Beam 1 x 3 with Ball Joint in Middle
Brickset:
98577 BEAM 3M Ø10.2 BALL WITH GUIDE
LDraw:
98577 Constraction Beam 3 with Middle Ball Joint
 ALL YEARS
OVERALL RANK
1934
# PIECES
121(RANK: 1537)
# SETS
67(RANK: 1386)
# COLORS
1(RANK: 5448)

Ranking based on buying one copy of every LEGO set, counting the number of sets containing each part, then sorting by part and color.

Overall Rank is a weighted score combining the number of parts, sets, and colors produced.

Printable LEGO Brick Label

1×3 Liftarm
w/ Middle Ball
98577
.LBX

Requires a compatible Brother Label Printer — learn more at brickarchitect.com/labels.

A label for this part is included in the legacy LEGO Brick Labels collection.

Date Added: 2024-02-21 12:00:00

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