Auxiliary
Auxiliary Heatsink Measures 7" x 6.25" x 1.375 Inches thick
You will find that Isoflex NBU 15 works nicely with sealed bearing units.
TT-12-7/8 Heavy Duty Manual Turntable, 500 Lbs Capacity, 7/8" Height, 12" Diamet
A nice detail is the rubber lip that seals out moisture effectively.