5 Pcs DC3.7V 50000RPM Coreless Motor for DIY RC Aircraft Product Name : DC Coreless Motor;Rated Voltage : DC 3.7V;Speed : 50000RPM Body Size : 7 x 16mm/0.28" x 0.63"( D * H);Power Cable Length : 5cm /2" Shaft Diameter : 0.8mm / 0.031";Shaft Length : 7mm/ 0.28" Main Color : Silver Tone;Material : Metal Weight : 14g;Package : 5 x DC Coreless Motor