conveyor belt ring 1.material:SBR,EPDM.CR,NR,NBR,silicone 2.type:O-ring.V-ring,X-ring,Y-ring,D-ring,T-ring 3.sample available Conveyor ... Belt RingFeatures:1. Material: SBR,EPDM.CR ... ,NR,NBR,silicone 2. Type: O-ring.V-ring,X-ring,Y-ring,D-ring,T-ring 3.Feature ...