I can borrow the one from work. Not sure how good it is (from VWR scientific) -- a standard supplier for lab equip.

I wonder if the spikes will be long enough for the carpet here. I might take bridgman's advice and use the hockey puck approach.

AV equipment (in case you care)Panasonic TH-50PE700U,PS3 80GB,HK 445,Axiom M60,QS4,VP100,Hsu VTF2.3