IceToolz 5-12 Speed Chain Breaker
This chain breaker from IceToolz is small & compact by design, in order to fit into seat bags. It may be small, but will do all chain sizes with no issues.

Features

• Shimano compatible HG/UG/IG Chains
• 5, 6, 7,8, 9, 10, 11 & 12 Speed 
• 120mm long x 55mm wide