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Blueprint Weighted Truss Packs

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$9 $15 In stock

Sphero Blueprint Weighted Truss Packs add stability to your engineering builds. These accessories are designed for use with Blueprint Engineering sets, helping to anchor structures during construction and play.

  • Available in two convenient pack sizes: a 1x Weighted Truss 5-Pack and a 3x Weighted Truss 3-Pack.
  • Weights help keep trusses grounded for more secure builds.
  • Compatible with the Blueprint Engineering system.
  • Great for expanding your existing set or replacing lost pieces.

Customer Reviews (4.2 / 5 · 5 reviews)

Zoe Z. ★★★★★

Didn't realize how much my towers wobbled until I clipped these on. The weighted packs anchor the base just enough to keep tall builds from tipping while I'm still adding pieces.

Natalie ★★★★★

I was skeptical that these little packs would actually hold anything, but they anchor my truss builds way better than I expected. The weighted feel is solid without being bulky, and they snap right into the engineering set.

Eva ★★★★★

I’ve been using these for about two weeks and the weight distribution is honestly perfect—no more digging into my shoulders during long sessions. The stitching feels tough and the clips snap in place cleanly every time, which was my biggest worry before buying. Definitely getting my money’s worth ou