Model = Mounting rail
Part Code:HA-RR-340-20
Part Code:HA-RR-340-30
Part Code:HA-RR-340-34
Part Code:HA-RR-3930-20
Part Code:HA-RR-3930-30
Part Code:HA-RR-3930-34
Part Code:HA-RR-540-20
Part Code:HA-RR-540-30
Part Code:HA-RR-540-34
Part Code:HA-RR-740-20
Part Code:HA-RR-740-30
Part Code:HA-RR-740-34