1x Bicycle Chain Checker ToolThis Chain Checker Tool is designed and intended for use specifically measuring the state of your chain in relation to the extent of wear it is showing. The tool shows when to replace your chain.The tool clearly indicates when the warning indicators are reached. When the 0.75 (75%) wear is reached the chain must be replaced soon. When the 1.0 (100%) wear is indicated the chain must be replaced immediately. FREE POSTAGE, posted the same or next day from Brisbane.
