Diameter:Gear inner hole diameter are 2mm,2.5mm,3mm
Package Includes:Various style gears,single gear,double gear,crown gear,belt pully and rubber band etc
Application:Plastic gear kit single gear double gear crown gear belt pully with rubber band for rc car,truck,robot,helicopter and diy model toy gear replacement,meet your diy project needs
وصف
51PCS Plastic gear kit single gear double gear crown gear belt pully with rubber band for rc car,truck,robot,helicopter and diy model toy gear replacement