Check the listing for details. 50 SMALL SUPER SOFT ROUND RUBBER FEET .671 W x .250 H - CUTTING BOARDS US MADE. Condition: New. Listed at 20.99 USD. 50 SMALL SUPER SOFT ROUND RUBBER FEET .671 W x .250 H - MADE IN U.S.A. / FREE SHIPPING Fifty (50) small super soft round black non-marking rubber feet with removable metal insert for extra strength. The dimensions are .671 Wide x .250 Height or little larger than 1/2 inch wide and 1/4 inch in height - see below. These are high-quality thermal plastic rubber feet. The durometer (hardness) is 64 shore A. The metal insert center hole is .155 inches wide and accepts a #6 truss head bolt or #6 screw and can be removed to accommodate a larger bolt / screw. This item is perfect for small radio gear, cutting boards, electronics, crafts and other items that require small rubber feet. Items are in stock and shipping is fast. Quantity - 50Color - Black Description - Small Super Soft Round Thermal Plastic Non Marking Rubber Foot Height - .250 (1/4 inch) or 6.350 mm Top Width - .671 (little larger than 1/2 inch) or 17.0434 mm Tapered Bottom Width - .583 (little larger than 1/2 inch) or 14.80 mm Recess Diameter - .336 (little larger than 1/4 inch) Recess Depth - .125 inch Removable Metal Insert Center Hole Size - .155 inch Center Hole Size w/o Metal Insert - .180 inch Bolt / Screw Size - Accepts #6 Truss Head or #6 Screw Material - Santoprene Durometer - 64 Shore A REACH & RoHS Compliant - Restrictive of Hazardous Substances / Conflict Mineral Free / 3TG, BPA Free Proudly Made in the USA. I also sell this item in packs of 4, 8, 20, 50, 100 & 250 I carry a wide selection of round, square and rectangular rubber feet all made in the U.S.A - Visit my eBay Store Check my rating and bid with confidence. Thanks for looking. SHIPPING INFO & COSTS All items are in stock and usually ship the same/next day via USPS. First Class mail. If you need it faster we can also ship it by 3-Day Priority Mail. SHIPPING - UNITED STATES FIRST CLASS MAIL SHIPPING VIA USPS - FREE 3-DAY PRIORITY MAIL VIA USPS - $6.99 INTERNATIONAL SHIPPING FIRST CLASS MAIL SHIPPING VIA USPS - $10.99