Zoom icon Click to expand Tap to zoom Chevron down icon Chevron down icon Regulating Stand Jaw #4 by PERRIN Sale $28.30 | / SKU 24-800-4 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 Regulating Stand Jaw #4 for clock regulating stand. Replacement Jaw #4 have jaws with a width of 5/8".