| Model # | ID | OD (A) | OD (B) | Ang haba | Tenon OD |
| ERGS9A04B* | 6.4mm (0.25") | 25.4mm (1.00") | 27mm (1.06") | 228.4mm (9") | N/A |
| ERGS9A06B* | 9.5mm (0.375") | 25.4mm (1.00") | 27mm (1.06") | 228.4mm (9") | N/A |
| ERGS9A08B* | 12.7mm (0.50") | 25.4mm (1.00") | 27mm (1.06") | 228.4mm (9") | N/A |