Both are used in conjuction with the twin wire drop carriage machines.
The setup for calibration testing requires the base to have a quick release kit
and M.E.P pad installed. On the flying arm a spherical impactor must be
attached.
The setup for an impact test requires the base to have a quick release kit and
an
anvil. On the flying arm, you attach a head form (Half Magnesium K1A,
J.I.S or D.O.T) and helmet to perform a uniaxial impact test.