Spare 420 management module with 4 SFP cages (EoS May 27, 2017 or while supplies last)

Spare 420 management module with 4 RJ45 (EoS May 27, 2017 or while supplies last)

GigaTAP-SX 850nm Multimode tap module, 2 taps per module, 420 Chassis (EoS May 27, 2017 or while supplies last)