BGA Preform Search BGA preforms are "built to order". Estimated ship date within 3-4 business days, subject to factory loading. Search by: Technical Help Winslow Part #: ex "41.009" OR any combination of the following: Ball Count: Body Size: millimeters Ball Size: Show All .013 in / .33 mm .015 in / .38 mm .018 in / .46 mm .020 in / .51 mm .022 in / .56 mm .024 in / .61 mm .025 in / .64 mm .030 in / .76 mm Alloy: Show All Lead Free Tin Lead *Important Note Pitch: millimeters