This is a 3 pack of the new OEM Stoelting Rosette Star Caps, They are the LLDPE Plastic Version (Food Grade), They replace the old one, which is the Solid White Plastic Version. Fits Models: 4231, 4231G, E111I, E131, E131 I2, E131-OT2, E131-YG2, E131I, F111I, F131, F131 I2, F131-OT2, F131-YG2, F131I, F144, F144 I2, F144I, F231, F231-18I2-ME1AD1, F231-2X, F231-38I2P-ME1AD1, F231-AD1, F431, O111-I2F, O111I, O231, O411, O431, O431 I2, O431RC, SF121 I2, SF144, SF144 I2, SU444, U411, U421 I2, U444A