[COMPATIBLE WITH] - Masterbuilt Gravity Series560 or 800 or 1050 XL Digital Charcoal Grills MB20040122, MB20040220, MB20040221, MB20041020, MB20041220, MB20041320.[TEMP PROBE PARAMETERS]- Part Number: 9904190024. 4' stainless steel probe, 17' braided steel mesh lead, temperature range -60F-900F.[PACKAGE INCLUDES]- 1 pc Temp probe protective cover( Screw nut are not included)[EASY TO USE]: Easily splice together with the thermostat leads, you can always monit the temperature of the Grill. Enjoying outdo BBQ have a happy cooking time. TIPS - Periodically cleaning the temperature probe will ensure accurate grill temperature readings.[WRY FREE SERVICE]: If you have any questions about the installation, fit models warranty, Please feel free to contact us, we will deal with you within 12 hours.(TIP: DO NOT compatible with other br electric smokers wood pellet grill )