Check the listing for details. Spool Pin That Fit Singer Sewing Machine Models 500, 503, 503A. Condition: New. Listed at 3.19 USD. ONE Singer Sewing Machine Spool Pin for Models 500, 503, 503A #172509Contact me if you have questions. Due to the light and screen difference, the item's color may be slightly different from the pictures. This Singer Sewing Machine Spool Pin will fit all sewing machines listed below. This Spool Pin will fit the following models: Singer Sewing Machine Models: 500, 503, 503A I have other bobbins, parts, needles, feet, plates, cords, and other items listed on E-bay. Feel free to check out my other auctions. More Shipping Information:PLEASE NOTE: If you are purchasing multiple items, please select a request total from me in the shopping basket. Then I can send you an invoice with the new combined costs. We ship all orders through the United States Postal Service (USPS). Multiple purchases are packaged together to save on shipping cost. NOTE: How To Order More Than One Item at a time and Save on Shipping PLEASE DO NOT pay for each item one at a time. This may cause you to pay the full shipping cost on each item. Here is the correct way to order multiple items. Step 1. Click the "Buy-it-Now" button on each item that you want. Step 2. Enter your eBay user ID and password and commit to buy the item. Step 3. DO NOT click on the "Pay Now" button now. Step 4. Then continue shopping through our eBay listings repeating step 1, 2 & 3. Step 5. When you have finished, click the "Pay Now" button on the last item you purchase. eBay should combine all your purchases together and adjust the shipping. Return Policy: Your satisfaction is promised! Any item you order (except embroidery software) maybe returned within 30 days for full refund or exchange. No questions asked! Check out my “All About Me Web Page.” 172509 305-A