Alien Technology allows tool to separate into two pieces for more versatility when making repairs.

• Chain tool is compatible with single- and multi-speed chains, including 10-speed hollow pin (Not 11-speed compatible)
• 31-Tool system separates with the press of a button
• Includes a nylon carrying case
• Material Construction: Engineering grade plastic frame with hardened steel tools
• Dimensions: 3.4 x 1.7 x 1.6
• Weight: 290g
• Chain Tool:Yes
• Number of Tools:31