New Park Tool FR-5.2 Bicycle Cassette Lockring and Cogs Removal Tool.

Product Info:

• Heat treated alloy tool steel, one inch base fits wrench or bench vise.  
• Thin wall construction allows use without removal of cones and locknuts.
• Has 12 splines that are approximately 23.5mm across.
• Fits 12-spline, 23.5mm lockrings from Shimano, SRAM (including 1x), SunRace, SunTour, Chris King, microSHIFT. and other brands using this same 12-splline, 23.5mm lockring size.
• Fits the SRAM XX1 11-speed and SRAM 12-speed cassette lockrings.
• Also fits Shimano Center-Lock disc brake lockrings.
• Axle hole diameter ~12.1mm
• Full lifetime Park Tool warranty is included when purchased from a real bike shop which is also an authorized Park Tool dealer like us, Trail This Bicycle Shop.
• Always use a quick release skewer to hold the tool in place and snug to cogs when loosening. For solid axles, use the axle nut.