Myzone Mz3 Chest Strap Replacement
Lost your belt or need a spare? This adjustable replacement strap for the MZ-1 or MZ-3 Heart Rate monitors will get you back on track.
Size Guide;
Child: 35cm (13.8") to 60cm (23.6") chest
Small: 54cm (21.25") to 70cm (27.5") chest
Standard: 62cm (24.4") to 88cm (34.8") chest
Large: 70cm (27.6") to 103cm (40.6") chest