Zoom icon Click to expand Tap to zoom Chevron down icon Chevron down icon Rancilio Rocky Doser Pawl Stop Spring by Rancilio Save Liquid error (product-badge line 32): -Infinity% $5.00 1 2 3 4 5 6 7 8 9 10+ Quantity Chevron down icon Quantity Add to cart Spinner icon Notify me when back in stock Email address Email me when available Also called a cam spring, stock replacement part. Rancilio #39220011.