ECG / EKG Medical Grade Recording Chart Paper, Z-Fold Pad, Array (Blank)Grid, 216x280x400, Equivalent to: Circadian 3002-0004, Kendall 30555125, 2385477. Fits Circadian Models 3002-0004 and Treadmill TM1 Compustress (sold by the pad, 10 pads per case) Availability: Usually ships the same business day. Circadian 3002-0004 equivalent A113128$11.70 Copyright 2003-2005, 2006 A1Cardiology.com