Agilent Technologies SPS 4 User Manual page 27

Introduction 2
Table 5 Available options and accessories
Description
Rack overlay for 60 position sample rack
Allows 16 mm OD tubes to be used in 60 position rack (Qty 2 recommended per rack)
Rack overlay for 40 position sample rack
Allows 18 mm OD tubes to be used in 40 position rack (Qty 2 recommended per rack)
Agilent SPS 4 Autosampler User's Guide 27