Quantum Frameless Brushless Servo Motors from Allied Motion are designed for direct integration with the driven shaft or gear train. The high torque density brushless servo motors come in four standard NEMA frame sizes (17, 23, 34 and 56), with rated torques ranging from 0.05 up to 11.1 Nm (7 up to 1573 oz-in). Quantum Frameless High Torque Motors