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four-speed gear transmission front-wheel steering suspension model engine building blocks diy kit

96 Sales

$2.49 $3.47

Full assembly of building blocks
High degree of model simulation
High playability
Product name: full-block four-speed transmission
Model: SNP74
Weight: 45g
color: grey
Product use: suitable for science and education, product research
shipping list:
1 diy kit
Parts are assembled with a certain difficulty
SKU: SNP79 Category:
Weight 0.05 kg

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