Chain breakers don't really get much better than the Lezyne Classic Chain Drive. Regularly seen in workshops all over the planet, the workshop-quality chain breaker is incredibly robust. With its steel body, ergonomic driver, and classic wood handle it will last longer than you would require it. The innovative, adjustable design works with any style/speed of chain making it suitable for 8, 9,10,11 and 12-speed chains and weighs 282g. It uses hardened steel breaker pins and you get a spare included with the unit which is pin stored in the handle.