Zoom icon Click to expand Tap to zoom Chevron down icon Chevron down icon Weight Extension by PERRIN Sale $6.30 | / SKU 79-724 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 Weight Extension measures 32 mm in length (without the screw).