Strasburg 23" Rolling Mantel with Electric Fireplace Insert. Strasburg Rolling Mantel The Strasburg rolling mantel provides for easy transportability with 2 locking casters. The unit features a deeply carved fluted panel, a raised center panel with a classic rosette center and a decorative plinth base. This mantel features a safety anti-tipping counterweight and ships completely set-up with a electric insert. Product dimensions: 31"w x 11.5"d x 27.25"h Weight: 66 lbs.