AND Apollo GF-A [GF-6001A] Multi-Functional Precision Balance with External Calibration, 6,200g x 0.1g - 165mm x 165mm. The A&D Weighing GF6001A Apollo Precision Balance is robust and durable, featuring a Compact Super Hybrid Sensor (C-SHS) that makes it compact, fast, and precise. It includes a wide range of modes to meet a wide range workflow needs.