Need FREE King Size Box Springs

I am trying to help an elderly couple in their 80's fix up their bedroom. They have been sleeping on a mattress on the floor and it is getting harder for them to get up. I need a king size box springs...1 or 2 pieces, it doesn't matter. Please text me at 707-350-4332 (Pat) with pics if possible and location of item. Thank you for reading my post. I am in Nice, CA.