Part No: 12-55X-120GD  |  Unit: EA  | 
SEALED 'RX' RING CHAIN
Affordable, long lasting performance chain
Features an X-ring seal which has two lubrication pools and seal points versus a single point/pool design of a regular 'O'-ring.
Less torsional friction and increased high stress, high speed performance
Value for money with up to 7 times longer wear life than standard 'O' ring chains