Onyx Fly Reels Sizing Chart
| Black Model | Silver Model | Reel Size | Diameter | Weight |
| 10537 | 10537S | #3/4 | 2.9" | 121g |
| N/A | 10538S | #5/7 | 3.5" | 157g |
| 10540 | N/A | #9/11 | 4.3" | 186g |
| Black Model | Silver Model | Reel Size | Diameter | Weight |
| 10537 | 10537S | #3/4 | 2.9" | 121g |
| N/A | 10538S | #5/7 | 3.5" | 157g |
| 10540 | N/A | #9/11 | 4.3" | 186g |