Upper Story - Endless Curiosity

Assorted Extender Arms

Assorted Extender Arms - Main image
$3.74 $5.75 In stock

Category: Extra parts

These assorted arms give you more options for connecting, bracing, and experimenting with different Bridge or Bust structures.

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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Delivery costs

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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Returning an item

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (4.8 / 5 · 5 reviews)

Chloe L. ★★★★★

Having these different lengths on hand completely changed how I approach each build. The 6-inch arm in particular gave me just the right leverage to connect two tricky sections.

Owen A. ★★★★★

I didn't realize how limited my builds were until I had this pile of assorted arms to dig through. The variety of lengths means I can actually experiment with different connection points instead of forcing the same shape every time. Worth grabbing if you keep running out of options mid-build.

Amelia ★★★★★

The extra-long arm finally let me brace a corner that kept collapsing before. Nice mix of lengths in the bag too, so I'm not forcing one piece to do a job it wasn't meant for.

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