Replacement Heat Bar for 300 series One Sealing wire. Recomended for Retort Pouches. Single domed heat wire works for all bag types 3 Mil, 4 Mil, 5 mil, Mylar, and Retort Pouches.
Sammic fits all
SV 306, 310
SE 306, 308, 310, 316
SU 308, 310, 316