Stihl V-Belt Drive Belt.

Part Number:- 6383-704-2110, 6383 704 2110, 63837042110.

Genuine Stihl Part.

Fits Models:

MB 4.0 RTP, MB 4.1 RTP, MB4.0RTP, MB4.1RTP, MB40RTP, MB41RTP, RM 4.0 RTP, RM4.0RTP, RM40RTP

(Belt Box 6)