ProX XS-6XBP3030 Flight/Road Case Holds 6 Pieces 30" x 30" Aluminum Base PlateThe ProX Direct XS 6XBP3030 Flight Case Holds 6 Pieces 30X30 Base Plate. The ProX Direct XS 6XBP3030 Flight Case is the perfect solution for those large event trussing base plates when you need to be on the go. ProX XS 6XBP3030 Flight Case is constructed with our Signature Series Plywood, heavy duty commercial recessed handles, and reinforced steel ball corners for years of on the road use. Each case holds up to SIX thirty inches by thirty inches (30"