| CROSS-SECTIONAL SHAPE STYLE | SQUARE/RECTANGULAR AND ANGLE INTERMEDIATE RING |
| CROSS-SECTIONAL SHAPE STYLE | SQUARE/RECTANGULAR BOTTOM RING |
| CROSS-SECTIONAL SHAPE STYLE | SQUARE/RECTANGULAR TOP RING |
| INTERMEDIATE RING QUANTITY | 2 |
| MATERIAL | PLASTIC POLYAMIDE NYLON AND RUBBER CHLOROPRENE CLASS CR INTERMEDIATE RING |
| MATERIAL | PLASTIC POLYAMIDE NYLON BOTTOM RING |
| MATERIAL | PLASTIC POLYAMIDE NYLON TOP RING |