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This shaft grounding ring, made of high-quality graphite, ensures reliable electrical conductivity for the cathodic protection of submerged metal parts. Its robust design ensures optimal contact with the shaft, effectively preventing galvanic corrosion in marine environments.

| Code | kg | lbs | a | b | h | |
| SPAZZ3 | 0.23 | 0.51 | mm inch | 25 0.98 | 12 0.47 | 32 1.26 |