Requires one 75mm rear closure and one 75mm forward closure (not included).
Click the lengths below to see the hardware dimensions & drawings:

 
Aerotech does not show dimensions for the 75/1280 case, but it is 7.8" (19.8 cm) long.
 
75/2560
 
75/3840
 
75/5120
 
75/6400
 
75/7680