| DR20 | 2.25"High x 2"Wide Distribution Ring (D-Ring), Non-Metallic Composite, Black | 50 | 50 |
| DR30 | 3.25"High x 3"Wide Distribution Ring (D-Ring), Non-Metallic Composite, Black | 25 | 25 |
| DR40 | 3.25"High x 5"Wide Distribution Ring (D-Ring), Non-Metallic Composite, Black | 10 | 10 |