PROFILE STANDARD CHROMOLY COG

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PROFILE CASSETTE COGS The proprietary 10 spine center of these cogs fit only Profile Racing’s Splined Cassette Drivers. Standard and Elite Cogs are CNC machined from heat-treated 4 340 aircraft alloy steel for strength and durability. Sizes:-Standard Steel Cogs: 12t, 13t, 14t, 15t, 16t, 17t, 18t -All 3/32″ width-Nickle Plated Weight:-Standard 16t- 54g/1.89 oz Show more