This is the Mini Motor Low-Speed Gearbox (4-Speed) from Tamiya's Educational Construction Series.
FEATURES:
REQUIRES:  Hobby knife 
SPECIFICATIONS:
Length: 1.18" (30mm)
Height: .78" (20mm)
COMMENTS: Due to small parts that could cause a choking hazard please keep away from children 3 years of age and younger.
Used with permission, copyright ©2014 Tamiya America & Hobbico, Inc.
Copyright ©2014 Brey Corp. t/a Hobby Works.
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