Star Hex Key Type_Chain Catcher retain your purchase receipt from

retain your purchase receipt from Cobbled Climbs as proof of purchase

No sizing applies — this is a hand tool

contact Cobbled Climbs with your Cateye model number and our team will confirm the correct replacement battery before you order

These extensions are purpose-built for triathlon

Star Hex Key Type_Chain Catcher retain your purchase receipt fromA star hex key also called a Torx key is one of those tools you rarely think about until you desperately need it. Modern bikes increasingly use star drive fasteners on disc brake rotors, brake callipers, and drivetrain components, making the Bike Hand Star Hex Key a quiet but essential addition to any workshop or saddle bag in India. Use Cases Daily training. Reliable use across Indian training conditions heat, humidity, and rough tarmac. Race day.