J-Tool Keyring

Jagwire disc brake tool in signature "J" shape.

• Cutouts provide a quick check for pad and rotor thickness
• Compatible with 1.8mm, 1.85mm, 2.0mm, and 2.3mm original thickness rotors; the gauges provide a go/no-go check to test for 0.3mm of wear, the common standard for replacement
•  Caliper alignment function aids in pad setup