ECG / EKG Medical Grade Recording Chart Paper, Z-Fold Pad, Red Grid, 216x140x300, Equivalent to Burdick 007988, 7622321 Fits Burdick model Eclipse 850 (sold by the pad, 20 pads per case) Availability: Usually ships the same business day. Burdick 007988 equivalent A113008$8.99 Copyright 2003-2005, 2006 A1Cardiology.com