14389 Fluted Rib - 0.75" Deep, 6.0" on Center Vac-U-Form™Styrene - Single use.ABS Plastic - Up to 15 reuses. Max Depth: 0.750"On Center: 6.0", 6.5"Peak: 0.50"Valley: 5.25"Draft: 0.125" Part Size: 120"W. x 48.875"L. Click here for cut-sheet