Motor (Part #18050):
12 volt D.C. motor with an approximate weight of 2 3/4 lbs
Rheostat (Part #18055):
12 volt rheostat for variable speed control (legacy units), approximate weight of 3/8 lbs
Head (Part #18166):
4-place centrifuge head for 12.5 ml API tubes, approximate weight of 5/16 lbs
Cushion (Part #18170):
Cushion component for shield assembly, no significant measurable weight (NIL)
Soft Start Switch (Part #1805402):
Soft start switch designed to reduce startup load and improve equipment longevity