[Garber Self Storage // Inside RV, Boat & Mini Storage in PA Looking for self storage in Mount Joy or Elizabethtown PA? Our premier indoor RV & Mini storage serving Lancaster, Harrisburg, & York, PA. Specializing in RV, Motorhome, Coach, 5th Wheel, travel trailer, camper, boat, antique or classic cars inside as well as multiple options for your mini and self storage needs!]