Description If you are looking for spool pin caps, then take a look at our products, they are made of premium plastic material, with fine workmanship and , they are the best choices for you to buy for your sewing machine! Features -Color: White -Material: Plastic -Size: About 4.45X4.45X1.60cm/1.75X1.75X0.63in -Note: Compatible for Singer51113-456 series sewing machine - These spool pin caps are manufactured with plastic material. It is of premium and will match your sewing machine perfectly. - They are designed in small size, convenient storage, won't take up too much space. - Their installation and replacement are also very convenient, and they are easy to clean. You just need to wipe it gently with a wet cloth. - Enough quantity to meet your multiple needs, allows you to use for long lasting time and replacements, you can also take them as backup. - At the same time, they are also good choices to give them to friends who like sewing too. These spool pin caps are manufactured with plastic material. It is of premium and will match your sewing machine perfectly. They are designed in small size, convenient storage, won't take up too much space. Their installation and replacement are also very convenient, and they are easy to clean. You just need to wipe it gently with a wet cloth. Enough quantity to meet your multiple needs, allows you to use for long lasting time and replacements, you can also take them as backup. At the same time, they are also good choices to give them to friends who like sewing too.