{"name":"setCustomWeightRTD","title":"setCustomWeightRTD","type":"command","url":"https://community.bistudio.com/wiki/setCustomWeightRTD","revid":379376,"updated":"2026-10-30T23:58:16Z","groups":["RTD"],"status":"ok","games":{"tkoh":"1.00","arma3":"1.34"},"since":"tkoh 1.00","arma3_since":"1.34","description":"Add virtual custom weight to a helicopter's center of gravity. This can be used to simulate added internal payload for specific scenarios, and affects the flight model.\n\n> [!NOTE]\n> **Advanced Helicopter Flight Model:** For this command to have any effect, the Advanced Flight Model (AFM) has to be enabled. AFM status can be checked with difficultyEnabledRTD.","syntaxes":[{"syntax":"helicopterRTD setCustomWeightRTD weight","params":[{"name":"helicopterRTD","type":"ObjectRTD","description":"helicopter","type_expr":"Object","text":"helicopterRTD : ObjectRTD - helicopter"},{"name":"weight","type":"Number","description":"weight (kilograms)","type_expr":"Number"}],"returns":{"type":"Nothing","type_expr":"Nothing"},"form":"binary","left":{"text":"helicopterRTD"},"right":{"text":"weight"}}],"examples":[{"code":["myHelicopterRTD setCustomWeightRTD 120;"]}],"see_also":["weightRTD"],"notes":[{"user":"Benargee","date":"2014-11-04T06:41:00Z","text":"Value can be negative. Do not set negative value lower than helicopter's total weight."}]}