QTY 2 15mm Lead Screw w/ Ball Bearings & Pulleys Cantilever Perkin Elmer Janus

QTY 2 Lead Screw Assemblies. Approximately 15mm diameter by 97mm threaded length. Includes bearings for support at one end. Construction of lead screw appears to be stainless(?) as it is mildly magnetic. 

This was removed from a Perkin Elmer Janus system. 

Lot weight is 1.9 lbs.