Bolt Circle (G)4.375 inches, 111.1 mmDimension (C)5.63 inches, 142.9 mmDimension (D)0.31 inches, 7.87 mmDimension (E)0.50 inches, 12.70 mmDimension (F)3.50 inches, 88.90 mmMinimum Sprocket Size for Chain Size 10020Minimum Sprocket Size for Chain Size 12018Minimum Sprocket Size for Chain Size 2584Minimum Sprocket Size for Chain Size 3554Minimum Sprocket Size for Chain Size 4039Minimum Sprocket Size for Chain Size 4140Minimum Sprocket Size for Chain Size 5032Minimum Sprocket Size for Chain Size 6027Minimum Sprocket Size for Chain Size 8023Overall Diameter (A)6.250 inches, 158.75 mmOverall Width (B)2.25 inches, 57.15 mmThreaded Holes (H)(3) 1/2 in-13 x 3/4 in Deep, (3) 1/2 in-13 x 19.05 mm DeepUse with Browning Bushing"Q1 in, "Q1 in
| Bolt Circle (G) | 4.375 inches, 111.1 mm |
| Dimension (C) | 5.63 inches, 142.9 mm |
| Dimension (D) | 0.31 inches, 7.87 mm |
| Dimension (E) | 0.50 inches, 12.70 mm |
| Dimension (F) | 3.50 inches, 88.90 mm |
| Minimum Sprocket Size for Chain Size 100 | 20 |
| Minimum Sprocket Size for Chain Size 120 | 18 |
| Minimum Sprocket Size for Chain Size 25 | 84 |
| Minimum Sprocket Size for Chain Size 35 | 54 |
| Minimum Sprocket Size for Chain Size 40 | 39 |
| Minimum Sprocket Size for Chain Size 41 | 40 |
| Minimum Sprocket Size for Chain Size 50 | 32 |
| Minimum Sprocket Size for Chain Size 60 | 27 |
| Minimum Sprocket Size for Chain Size 80 | 23 |
| Overall Diameter (A) | 6.250 inches, 158.75 mm |
| Overall Width (B) | 2.25 inches, 57.15 mm |
| Threaded Holes (H) | (3) 1/2 in-13 x 3/4 in Deep, (3) 1/2 in-13 x 19.05 mm Deep |
| Use with Browning Bushing | "Q1 in, "Q1 in |