This product is either discontinued or we cannot get that from suppliers.
Brand: Garmin, Model: 010-11056-00, Type: Buzzer, Colour: Black, Compatible: Compact Reactor 40 Hydraulic Autopilot Starter Pack / Compact Reactor 40 Hydraulic Autopilot with GHC 20 and Shadow Drive Technology Pack / Compact Reactor 40 Hydraulic Autopilot with GHC 20 Instrument Pack / Compact Reactor 40 Hydraulic Autopilot with GHC 50 and Shadow Drive Technology Pack / Compact Reactor 40 Hydraulic Autopilot with GHC 50 Instrument Pack / GHP 10V Marine Autopilot System / GHP 12 Autopilot System / GHP 20 Marine Autopilot System for Steer-by-wire / GHP 20 Marine Autopilot System with SmartPump / GHP Compact Reactor.