MTM ST-16-40 16-Gauge 50-Round Shotshell Tray Fits SF, SD and S-100, Black 16-Gauge shot shell trays that hold 50 each; Perfect for storing reloads Built durable and are stackable Good space saver in your reloading area These trays fit into the SD-100 and SF-100, as well as the discontinued S-100's; NOT designed for the SH-100's Made in the USA