Moon Studio - MS03 Iron Arm

Name: Moon Studio - MS03 Iron Arm
Brand: Moon Studio
SKU: MS03
Price: 82.34 USD
Availability: InStock
Rating: 5.0 (3 reviews)

Moon Studio - MS03 Iron Arm - Main image

$82.34 ~~$134.99~~ In stock

Category: Other Products

From Moon Studios comes a series of robot figures which transform from robots into different types of trains. The MSO3 Iron Arm figure transforms from a robot into a train. Collect transforming figures MSO1 through MSO6 and you can combine them to form Radiatron!

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

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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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 (5.0 / 5 · 3 reviews)

James ★★★★★ Oct 20, 2026

The train transformation is incredibly smooth, locking into place with a satisfying click. I love posing the robot mode first, then switching it to the rail mode for display.

Kevin C. ★★★★★ Oct 19, 2026

The joints on this figure are surprisingly sturdy for its size, and the train mode locks together with a satisfying click. My kid has been swapping it back and forth without any parts feeling loose, which is rare for a transforming toy.

Victoria ★★★★★ Oct 18, 2026

The transformation from robot to train is surprisingly smooth, and the joints feel sturdy enough for my kid to play with without me worrying. I've had it for a week and the detailing on the iron arm mode is what sold me.