LOR-326 Roller Cleaner and Conditioner was developed by Lith-O-Roll, the leading manufacturer of replacement rollers for small offset presses. LOR is a fast, safe and effective alternative to petroleum-based solvents. LOR-326 will not swell of harm any brand of rollers. It will clean all types of ink, including UV inks. It is non-flammable, non-abrasive, biodegradable and water soluble. Fresh, pleasant scent. Quart. We also sell Lith-O-Roll replacement rollers for all small presses and duplicators.