 
AMT Cross-Over Elements
| Cross-System Screw Connection using System 25 and 40 AMT Hollows: 
 |  | 
|  | System 25 and System 40 Hollows will line up at 200mm intervals and may be connected with "step-down" elements (shown left). | 
| The Cross-System Retention Bolt connects two differently sized Solid Bars or Hollows. Requires one 40 and one 25 Lock to fasten (shown right). |  | 

