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This functional model is 3D designed and modeled by myself after the Russian SA-7 Grail. It is best used with one C or D class motor although I have only tested it using a B class ones. Everything is 3D printed using a custom model, and every part is hand assembled and painted.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.