Snack Attack Vending LLC is offering DUAL Soup bowl Spiral Set / Coils "4" Product Ct. for AP models 111, 121, LCM1, Studio1, snack vending machines. This dual coil set is for short tray machines only. The total length of spiral measures 16" and diameter is 2.5". The depth between coils is 2 7/8". This coil set vends cup of noodles. The spiral retainers are not included. This new dual spiral set installs in seconds.