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Universal Joint / Connectors LEGO set box
LEGO Set

Universal Joint / Connectors

31-2

Released: 1977 · Parts: 21 · Theme: Technic

Universal Joint / Connectors (31-2) is a Technic LEGO set released in 1977 with 21 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. Collectors browsing Technic sets use this inventory to verify loose parts, compare color variants, and read official build manuals without downloading PDFs. This set includes 4 unique part types.

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Parts in this set

4 parts · updating…