Day & Zimmermann is an industry leader in propellant and charge bag production. Our facility in Yankton, South Dakota, is the premier manufacturer of 120mm tank ammunition bags, 155mm propellant charge bags, and 155mm MACS ignitor bags. We also produce manufacturing field packs, strap assemblies, survival and ammunition vests, removal straps, and flex rotating bands.
Please contact us for additional information or any questions you may have. We will follow up with you as requested.