“ 3 ”
B helical-bevel gears

Motovario bevel-gear gearboxes are a type of gearboxes consisting of at least two reduction stages, one stage of which are bevel wheels and the other are bevel stages. Depending on the gear ratio, they come as two-, three- and four-stage gears. Motovario's helical-cone gearmotors are designated by the symbols: BA, B, CBA, IBA, CB, PB, IB.