17000pc 0.3M plastic worm gear 0.7mm hole dron rc car plane robot kids toys for boys diy baby accessories montessori GPw53.50.3m

17000pc 0.3M plastic worm gear 0.7mm hole dron rc car plane robot kids toys for boys diy baby accessories montessori GPw53.50.3m 1005003414808996 Pre-Order +/- Sampai Alamat 10-15 Hari FREE ONGKIR+PAJAK Garansi uang kembali jika Rusak, Beda Produk Model Number : GPW53.50.3M Material : Plastic Brand Name : yuanmbm Origin : Mainland China Recommend Age : 12+y Use : Vehicles amp; Remote Control Toys Certification : CE Modulus: 0.3 Outer diameter: 3.45mm Inside diameter: 0.7mm Length: 5mm Good Shaft: The 0.7-0.8mm, fits worm hole of the motor shaft Modulus: 0.3 Outer diameter: 3.45mm Inside diameter: 0.7mm Length: 5mm Good Shaft: The 0.7-0.8mm, fits worm hole of the motor shaft