Profile Cassette Cogs(Steel)

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Description 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 4340 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