Bissell Cinghia Trasmissione Denti Spazzolino da Spazzolare per Proheat 2x Revolution 1611130 Gen
This belt is known as 1611130. ProHeat 2X Revolution Pet Pro 20662, ProHeat 2x Revolution Cleanshot 20666. This is the belt that goes between the brush rollers on the left hand side (as you look at the front).