General description Rear wheel axle and chain adjustment tool designed for setting the correct chain tension and adjustment without marring or damaging the hub. Technical specifications Equivalent to OEM R300097147000 Manufactured from steel and hard-wearing plastics Compatibility and accessories Applications: Benelli TRE 1130 K. R, K Amazonas, TNT 899, TNT 1130 Sport EVO, Tornado Usage Allows use of a 19mm wrench, providing plenty of leverage without damaging the eccentric hub