Chain Tool thread repair Collar with button-up function for

Collar with button-up function for extra wind protection

Coil sensitivity with air support and DB Twin Tube damping technology

Classic’s Monuments—they’re in our DNA

The high-quality surface treatment achieves a high and long-lasting corrosion protection

Chain Tool thread repair Collar with button-up function forRehook is the original tool to get your chain back on your bike. Its unique patented design keeps oil and dirt away from your hands and clothes. No more jammed fingers and oily bar tape. Rehook can reach into small gaps that fingers can't reach and makes a multitude of chain related tasks and jams much simpler to resolve. Helping to keep frames free from scratches and abrasion and mech's clear of debris. The perfect addition to your cycle tool kit.