Seller: diy-foam-upholstery-supplies (101,205) 99.9%, Location: Ince, Wigan, Lancashire, Ships to: GB & many other countries, Item: 172419632900 4 square brass castors. The interior measurement of the cup is 1 1/4" at the top, narrowing to about 1" at the bottom. The wheel is about 1" in diameter, and the total height, from floor to top of cup is 2 3/4". Just push on your furniture & secure with screws. Great for replacing old or broken castors, or for new furniture. These are brand new, unused castors. DIY-foam-upholstery-supplies – EVERYTHING FOR YOUR UPHOLSTERY REQUIREMENTS! Here at DIY-foam-upholstery-supplies, we have been involved with the foam and upholstery trade for over 50 years. This is the internet sector of a larger foam conversion company. We have recently relocated to a custom built larger factory/warehouse to cope with increased business. Through our eBay shop, you can now enjoy the same great products and prices that the trade have been enjoying since 1960. We stock and sell everything you need, all in one place, and will combine postage costs wherever possible, just e-mail us and we will help you with any questions and queries. Why not browse our shop for: ZIPS, VELCRO, FOAM CUSHIONS, SCRIM FOAM, LINING CLOTHS, WOODCARE, UPHOLSTERY NAILS, TACKS, THREADS, DACRON, FELTS, WADDING, CASTORS, WOODEN FEET, SCATTER CUSHIONS, NAILSTRIP, PIPING CORD, WEBBINGS, HESSIAN, SPRINGS Along with anything else you can think of! MANY THANKS FOR LOOKING AT OUR LISTINGS!