The oki lsquoyellowrsquo laserjet imaging drum kit is designed for the c5650 can cope with up to 20 000 pages the unit comes packed in a solid cardboard box and is enclosed in a silver airtight bag which prevents any dust or static build up these are designed to meet the highest standards set by the original manufacturer fitting is very straight forward it just clicks into place and laser printer acknowledges that a new one has been fitted you can print up to 25 000 pages offer