We are buying used/refurb overstock Adtran OPTI-6100

We are buying used/refurb overstock Adtran OPTI-6100. Complete or parts. Send your list to sales@2keane.com Adtran 1184500L1E OPTI-6100 System Control Module, 1184510L2E OPTI-6100 Ethernet Module MX 10/100, 1184515L4E OPTI-6100 DSI Tributary Module-VT, 1184535G3 OPTI-6100 DS1CEM, 1184543L4E OPTI-6100 OC3 Tributary Module, 1184571G1E OPTI-6100 OC-3OC-12 Optical Mux