Park Tool Kabelspanner BT-2

Cable Stretcher

Commonly referred to as a “4th Hand”, the Park Tool Cable Stretcher pulls cables tight for adjustment of derailleurs and brakes. It features one-hand operation with a thumb lock to hold the cable tight while your hand is freed up to tighten pull-up bolts and nuts. A must for any shop, home or professional.
Thumb lock for one-handed operation
Made from chrome plated heat treated steel
Cushion grips for comfort