Lightweight, smoothly, no clearance and easy installation
Since there is no risk of the ball falling, the guide carriage can be removed from a rail without a temporary rail.
SPDR series is a set of carriages and rails.
VW series is rollers and rails separately
Rollers and rail running part are constructed by steel and the others are aluminum, therefore you can reduce weight of equipment
Two types of bearings, SUJ-2 and SUS440C, and seals are both rubber seals. In addition, there are bushings to combine with bearings also.
Rails are half-cut in construction, and only the roller running parts are partially hardened