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piston
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This 3D keychain features a detailed crankshaft, crafted with exceptional precision. The miniature model captures the intricate design and mechanics of a real internal combustion engine's crankshaft, highlighting the rotating segments and balancing weights. Ideal for motor enthusiasts and engineering aficionados, it serves as both a decorative piece and a functional reminder of the engine's core component.This 3D keychain is composed of four parts for assembly. 4o
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