Wire Grid Back System for Centered Backs (BSWG)

BSWG-(NW)(NH)
B…..One Piece Back
SWG…..Wire Grid for Centered Backs
NW…..Nominal Width 3′ or 4′ (914 mm or 1219 mm)
NH…..Nominal Height 42″ to 96″ in 6″ increments
(1066 mm to 2438 mm in 152 mm Increments)