Park Tool FR-5. 2G Lockring Tool With Pin The Park Tool FR-5. 2G Lockring Tool is made from heat treated steel, making it much more durable and dependable. The 1" base can fit in a wrench or a bench vice, making the removal and installment of lock-rings much easier. It's thin wall construction allows it to be used without having to remove cones or locknuts. Features Fits Shimano(R), SRAM(R), Sun Race(R), Sun Tour(R), Chris King(R) and other cassette lockrings Fits the SRAM(R) XX1(R) 11-speed cassettes Also Fits Shimano(R) disc brake lockrings Guide pin stabilizes tool Related Articles: DISC ROTOR INSTALLATION AND TRUING CASSETTE AND FREEWHEEL REMOVAL AND INSTALLATION Manufacturer's Part No: FR-5. 2G UPC: 763477003362 | Park Tool | Fr-5. 2G Lockring Tool With Pin | Black | Cassette Lockring Tool W/ 5Mm Pin