Product Specifications: Rotate Speed: 21000RPM; Voltage: 7.2V-8.4V; Motor Body Size: 29 x 46.5mm/1.14 x 1.83 inch (Dia x L); Shaft Length: 14.6mm/0.57 inch; Shaft Diameter : 0.23cm/0.09 inch.
Long-lasting Performance: Made of high quality plastic and metal, not only fast speed, long running time, but also long service life.
Applicable Models: Suitable for RC1:16 1:18 remote control model cars and model boats.
Excellent Reliability: Almost maintenance-free operation and long-lasting performance. Precisely balanced rotor, smoothness for ultimate reliability and maximum 21000 RPM.
Good Replacement Parts: Solid and durable, good replacement for your old or damaged parts.