Macro Tripod (tabletop style) for heavy stuff -- Tripods, Monopods & Other Camera Support in photography-on-the.net forums
Amazon.com : Neewer Pro 4-Way Macro Focusing Focus Rail Slider/Close-Up Shooting for Canon Nikon, Pentax, Olympus, Sony, Samsung and Other Digital SLR Camera and DC with Standard 1/4-Inch Screw Hole : Electronics