![Riso drum type confusion - what do all these different letters stand for, what is the difference between the drum types and which are compatible with my EZ200? It is very confusing, Riso drum type confusion - what do all these different letters stand for, what is the difference between the drum types and which are compatible with my EZ200? It is very confusing,](https://preview.redd.it/riso-drum-type-confusion-what-do-all-these-different-v0-lpqugzbl85mc1.jpeg?auto=webp&s=649f1cadccaad5151211d0f547f970e1dd4ed492)
Riso drum type confusion - what do all these different letters stand for, what is the difference between the drum types and which are compatible with my EZ200? It is very confusing,
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1pcs new 030-16249 A3 Drum Body for Riso RP 310 350 370 3100 3105 3500 3590 3700 3750 3770 3790 3900 Duplicator Parts - AliExpress
![Drum Body | Drum 660 | Drum Li | Drum 02 | Risoes - 023-75063-258 023-75061 Drum A3 3650 3660 - Aliexpress Drum Body | Drum 660 | Drum Li | Drum 02 | Risoes - 023-75063-258 023-75061 Drum A3 3650 3660 - Aliexpress](https://ae01.alicdn.com/kf/U6cebb4f99ec74dd6adf91a9013d02defl/023-75063-258-023-75061-DRUM-BODY-A3-for-Riso-RV-RZ-EV-EZ-3650-3660.jpeg)