Fuser film sleeves designed for use with iR models C3020, C3025, C3120, C3125, C3320, C3325i, C3330i, C3320L, C3320i, C3520i, C3525i, and C3530i.These sleeves are intended to support the fusing process in compatible printers, consistent performance during.Each sleeve is engineered to fit precisely within the designated printer components, facilitating print output over time.