These Upgrades are Guaranteed for the following Cisco Systems~ 2610, 2611, 2612, 2620, 2621 4MB DRAM MODULES "3rd Party" $15.00 8MB FLASH SIMM "3rd Party" $35.00 8MB DRAM MODULE "3rd Party" $20.00 16MB FLASH SIMM "3rd Party" $45.00 16MB DRAM MODULE "3rd Party" $25.00 32MB FLASH SIMM "3rd Party" $110.00 32MB DRAM MODULE "3rd Party" $30.00