traverse unit and four bearing linear system rolling ring drive PX15 PX20 PX30
The difference of type A / Type B / Type C :
Type A Series: One Rolling Ring linear drive
Type B Series: One Rolling Ring linear drive with Guide Rollers or Guide Wheel
Type C Series: One Rolling Ring linear drive with accessories , such as shaft , guide wheel , bearing block , steady bar
The difference of type A / Type B / Type C :
Type A Series: One Rolling Ring linear drive
Type B Series: One Rolling Ring linear drive with Guide Rollers or Guide Wheel
Type C Series: One Rolling Ring linear drive with accessories , such as shaft , guide wheel , bearing block , steady bar
