Chainless operation allows for quick and efficient cog and lock ring changes
Dual-sided design accommodates both 12-15T and 16-18T cogs and lock rings for versatility
Direct torque transmission ensures secure engagement with firmly fixed sprockets
Replaceable lock ring plates extend tool lifespan and maintain performance
Stainless steel and metal construction offers durability for professional use
Remove and tighten 12-18 teeth cogs and lock rings with a single tool. Chainless chain whip developed to improve work efficiency.
COG1218L is a cog and lock ring wrench designed from a mechanic's request for a tool that can remove cogs ranging from 12 to 18 teeth. Mechanics and cyclists who change cogs many times a day will surely feel th
Cog Compatibility
12-18 teeth (12-15T on one side, 16-18T on the other)
Material
Stainless steel, metal
Color
Black, silver
Lock ring plate
Replaceable
Not compatible with
Aluminum or carbon cogs or lock rings
Recommended lubricant
Loctite 222 or 243
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Highly durable and practical. Very easy to use and never had a better experience changing cogs.