A Wide Range of Swing-Away Assemblies are Available (B = Both Sides, L = Left, R = Right) Assembly works w/ ASL Head-Array. Item #: ASLS9-B (shown) Price: $425.00 Assembly works w/ Ottobock Type Headrest. Item #: OTTOS9-B (shown) Price: $425.00 Item #: ASLS9-L Price: $325.00 Item #: ASLS9-R Price: $325.00 Item #: OTTOS9-L Price: $325.00 Item #: OTTOS9-R Price: $325.00 Assembly works w/ the Comfort Plus Series. Item #: CPS9-B (shown) Price: $425.00 Assembly works w/ Ultra & Combo Series. Item #: SUS9-B (shown) Price: $410.00 Item #: CPS9-L Price: $325.00 Item #: CPS9-R Price: $325.00 Item #: SUS9-L Price: $310.00 Item #: SUS9-R Price: $310.00 Assembly works w/ Rock-N-Lock Hardware. Item #: QRS9-B (shown) Price: $425.00 Assembly works w/ NINO Series. Item #: SUNS9-B (shown) Price: $410.00 Item #: QRS9-L Price: $325.00 Item #: QRS9-R Price: $325.00 Item #: SUNS9-L Price: $310.00 Item #: SUNS9-R Price: $310.00 Comfort Plus Swing-Away System w/ dual level independent Swing-Away Hardware. Item #: CPS9DL-DB Price: $675.00