5231 20 TECHNIC Beams and Plates Yellow

5231 20 TECHNIC Beams and Plates Yellow is a TECHNIC service pack released in 1987. It is the same as 1217 Girder Beams and Plates, Yellow.
It is the same as 5232 20 TECHNIC Beams and Plates Blue, 5234 20 TECHNIC Beams and Plates Black and 5249 20 TECHNIC Beams and Plates Red except for the colour.
==Contents==
It contains 16 Yellow TECHNIC Beams of various sizes, and four Yellow LEGO plates, of 2 x 8, and 2 x 4 studs.
== Gallery ==
 
1991-spare-parts-ch-p5.png|Swiss spare parts catalog in 1991, 5th page with this set.
== External links ==
Category:TECHNIC
Category:Service Packs
Category:1987 sets
Category:5000 sets