The Pre-stage worm gear boxes from the CMP series consist of a worm speed reducer and an AC motor, with pre-stage between them with a unique gear ratio of i=3. Some characteristics of the pre-stage include ground gears with low noise level, compact design, and lifelong lubrication. 

Features:

• Die-cast aluminum housing on sizes 026, 030, 040, 050, 063, 070, 075, 090 and 110. Cast iron housing on size 130
• Double taper roller bearing on sizes 090, 110 and 130
• Die-cast aluminum housing on pre-stage units