3 in 1 Bicycle Chain Checker Bike Chain Wear Indicator Tool Bicycle Chain Hook Bike Bolt Measurement Tool ( Item#: Y13887 )

Features:
3 in 1 bicycle chain tool, used as bike chain wear indicator, also as chain hook and bolt measurement tool.
304 stainless steel for rust-resistant, depolished surface for skid-resistant. 
High hardness for wearable and durable, high precision for accurate indication.
As a chain hook for easy to deal with chain repair problems.
Simple and quick to measure the diameter and length of bolts.
Comes with hook for hanging to tool wall conveniently.

Specifications:
Material: Stainless Steel
Weight: 35.5g/1.3oz

Package List:
1 * Chain Checker