Unmounted system kit consists of:
Engine system for W-double rail SLW-1040 with 4 house floating bearings (WJ200UM-01-10)
and Trapezoidal threaded spindle TR10x2 right (undrilled).
Included the accessories for assembly as shown on the article image.
Properties:
Flat and compact
High torsional stability (stiffening)
Completely supported
Hard anodized aluminium rail
Shaft end supports made of chrome-plated zinc