Operation Keystone equals maintenance readiness
Equipment Concentration Site (ECS) 67 employee, David Wolfe, conducts hands-on training for small arms maintenance with soldiers from the 377th Support Maintenance Company (SMC) at Fort McCoy, Wis., Jan. 9, 2026. The 377th SMC is participating in Operation Keystone, enhancing maintenance readiness by supporting U.S. Army Reserve Support Maintenance Companies in partnership with the 88th Readiness Division's ECSs.