HURI 3 Air Filter for Stihl BG56 BG66 SH56 SH86 42411201800 Replacement parts,non original Fit Stihl BG56 BG66 SH56 SH86 Replace 4241-120-1800 Package include 3pcs air filter + 1pc HURI pocket tape Note:you could apply for a full refund if you didn't receive HURI branded pocket tape.