Yearly Maintenance Kit, Stainless steel filter The kit includes a replacement CPU Fan, Stainless steel particulate filter, dust filter, replacement screws for instrument cover panels, Ball-Point Hex L-Keys, and Anti-Static Wrist Strap This maintenance kit is compatible with the following analyzers: G2910, G2920, L2130-i, L2140-i, G2201-i, G2401, G2301, G2131-i, G2311-f, G2210-i, G2401-m, G2308, G2508, G2121-i, G2204, G2132-i, G2106, G2101-i, G2207-i, and SI2104 *Maintenance kit is free as part of the service plan; full price will be applied when purchased without a service plan