CodeISJT30D-BK - Deluxe 30lbs/Stainless (Black)ISJT30D-xx - Deluxe 30lbs/Stainless (Blue or Red)ISJT31D-BK - Deluxe 30lbs/Aluminium (Black)ISJT31D-xx - Deluxe 30lbs/Aluminium (Blue or Red)ISJT40D - Deluxe 40lbs/StainlessISJT41D - Deluxe 40lbs/AluminiumISJT30H‐BK - Basic 30lbs/Stainless (Black)ISJT30H‐xx - Basic 30lbs/Stainless (Blue or Red)ISJT31H‐BK - Basic 30lbs/Aluminium (Black)ISJT31H‐xx - Basic 30lbs/Aluminium (Blue or Red)ISJT40H - Basic 40lbs/StainlessISJT41H - Basic 40lbs/Aluminium