Z Scale › 4302 Trusses - 50 Foot Image 1 of 1 4302 Trusses - 50 Foot $8.00 Kit contains 10 - 50 Foot Span Trusses With a 4/12 Slope Quantity: Add To Cart Added! Kit contains 10 - 50 Foot Span Trusses With a 4/12 Slope