The motor mounts via four M6 threaded holes equally spaced on a 65-mmdiameter b.c. Output of the gearmotor is 8.5 Nm at 250 rpm with a 90-Nm peak and draw under full-load torque is 13.4 A . A rear-shaft extension to accommodate an encoder is standard. Options available include integral optical encoder, failsafe brakes, analog tachometer, and planetary gearheads with ratios from 3:1 to 450:1 in standard or low-backlash gearing. Optional 12, 36, and 48-V windings are also available. Midwest Motion Products Inc., 10761 Ahern Ave. SE, Watertown, MN 55388, (952) 955-2626,